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Foul Domain

A fan-built audio analysis index. Not affiliated with Phish. All audience recordings comply with Phish's official taping policy.

Catalog scope

37,025

Tracks

2,012

Shows

1983–2026

Years

4,759

Hours of audio

Score formula

v3.3· Recalibrated 2026-05-13

Data·Phish.net·Phish.in·librosa v0.10.2

Project

About Contact Methodology Privacy Terms

FD·v3.3·Build 2026-05-14·© MMXXVI

Status · all systems nominal

Foul Domain

v3.3 · MMXXVI

Phish concert analytics, setlist data, and audio analysis across 40+ years of touring. Fan-built & not affiliated with Phish; audience recordings follow the official taping policy.

Catalog scopeUpdated live

37,025Tracks

2,012Shows

1983–26Years

4,759Hours · audio

Methodology→About→Contact→Privacy→Terms→

Data·Phish.net·Phish.in·librosa v0.10.2

▣All systems nominalFD-V7·© MMXXVI

I Am Hydrogen · October 12, 1990 at Cat's Cradle | Audio Analysis | Foul Domain

← BACK·TRACKS·I Am Hydrogen

LIVE · 2:35

Phish track · Set 2 · #19

I Am Hydrogen

A 3-minute version from Cat's Cradle in Chapel Hill, NC on 1990-10-12.

DATE · 1990-10-12·SHOW · Cat's Cradle·LENGTH · 2:35

34TRACK

OF 317 VERSIONS

#288

ALL-TIME · #32,036 · 11th percentile

TRACK · SCORED v3.2← LEADERBOARD

I Am Hydrogen

1990-10-12·Cat's Cradle·Chapel Hill, NC

1990 TOUR·Set 2·POS 19 / 192:35

34SCORE

COMPOSITE · RANK AMONG VERSIONS

v288 of 317

#288 OF 317 · I AM HYDROGEN CATALOG

0:002:35

DEEP ANALYSIS · LIBROSA v3.24 OF 24

PEAK AT2:24of 2:35

DYN dB3.5tight

ONSET/s3.3open

BPM98era 1.0

How this version scoredMETHODOLOGY →

10 COMPONENTS · ONE COMPOSITEv3.3

0%306090100%

Popularity11%

0

Consensus10%

0

Jam Chart12%

0

Recognition12%

0

Energy12%

27

Groove12%

38

Harmonic9%

28

Duration9%

0

Volatility8%

48

Review5%

50

WEIGHTED · 100/100OPEN METHODOLOGY →

From this showSet 2 · 11 SONGS

1990-10-12 · Cat's Cradle

Chapel Hill, NC · 1990 TOUR · SHOW SCORE 21

21SHOW

Set 2

II-1Possum9:40 II-2Fee5:32 II-3The Landlady4:32 II-4Hold Your Head Up2:03 II-5Hold Your Head Up5:08 II-6Divided Sky12:44 II-7Paul and Silas3:25 II-8Magilla6:16 II-9Mike's Song5:48 II-10I Am HydrogenYOU ARE HERE2:35 II-11Weekapaug Groove9:15 OPEN FULL SHOW PAGE→

Other versions317 OF · SONG PAGE →

SAME SONG · RANKEDSWIPE →

02.15.93Memorial Hall, University of North CarolinaChapel Hill · NC84 09.16.99Shoreline AmphitheatreMountain View · CA83 11.27.98Worcester Centrum CentreWorcester · MA79 02.18.93Electric BallroomKnoxville · TN79 02.20.93Roxy TheatreAtlanta · GA77

From this show3 TOP CUTS

SHOW STAND-OUTS · 1990-10-12SWIPE →

2·17Magilla6:1667 1·5Uncle Pen4:5860 2·14Hold Your Head Up5:0858

SONG →/songs/i-am-hydrogen SHOW →/shows/1990-10-12-cats-cradle-chapel-hill-nc METHOD →/methodology

FOUL DOMAIN/tracks/6100 · v3.2

FOUL DOMAIN · INDEPENDENT · NOT AFFILIATED WITH PHISH

DISPLAY· TRACK SPECTRUMINPUT · TRACK_FEATURES.WAVEFORM

0:000:391:181:562:35

JAM IN · —PEAK · 2:25SAMPLE RATE 44.1 kHzSOURCE PHISH.IN

DEEP AUDIO ANALYSIS· LIBROSA CURVESENERGY · TEMPO · SPECTRUM

Radar · component scores0–100 normalized

Energy-6.8 dB

Loudness-10.3 dB

Dynamic range3.5 dB

Rhythmic density3.29/sec

Brightness1000 Hz

Flatness0.001

Harmonic variance0.068

Feature curves · over time0 → 2:35

EnergyLoudness envelope, dB

0:001:182:35

Perceptual loudnessShort-term LUFS, psychoacoustically weighted

0:001:182:35

BrightnessSpectral centroid — where the weight of the sound sits

0:001:182:35

Rhythmic densityOnsets per second, log-scaled

0:001:182:35

Tempo96–103 bpm · avg 98

0:001:182:35

Spectral flatnessTonal → noisy. Low = pitched; high = wash

0:001:182:35

READOUT· COMPOSITE SCORE · COMPONENT BREAKDOWN11TH PERCENTILE

Popularity11%0

Consensus10%0

Jam Chart12%0

Recognition12%0

Energy12%27

Groove12%38

Harmonic9%28

Duration9%0

Volatility8%48

Review5%50

SCORE FORMULA · v3.3 · RECALIBRATED 2026-05-13OPEN METHODOLOGY →

INSTRUMENTATION· LIBROSA · v0.10.25 / 6 CHANNELS LIVE

LENGTH2:35standard

BPM98average

DYN dB3.5compressed

RHYTHM3.3/smoderate

PEAK2:25at 93%

JAM IN—auto only

CONTEXT· SETLIST · SHOW

SETLISTSet 2

II-1Possum9:40 II-2Fee5:32 II-3The Landlady4:32 II-4Hold Your Head Up2:03 II-5Hold Your Head Up5:08 II-6Divided Sky12:44 II-7Paul and Silas3:25 II-8Magilla6:16 II-9Mike's Song5:48

II-10I Am Hydrogen2:35

II-11Weekapaug Groove9:15

11 TRACKSVIEW SHOW →

SHOWSHOW SCORE 21

Cat's Cradle · Chapel Hill, NC1990 Tour · RANKED #32036 / 36131

TOP TRACKS THIS SHOW

MagillaSET 2 #17 · 6:16

Uncle PenSET 1 #5 · 4:58

Hold Your Head UpSET 2 #14 · 5:08

1990-10-12VIEW SHOW →

RELATED· OTHER I Am Hydrogen VERSIONS317 TOTAL

#SCOREVENUEWAVEFORMDATELENGTH

#0284Memorial Hall, University of North CarolinaChapel Hill, NC

1993-02-153:02 #0383Shoreline AmphitheatreMountain View, CA

1999-09-164:24 #0479Worcester Centrum CentreWorcester, MA

1998-11-274:14 #0579Electric BallroomKnoxville, TN

1993-02-184:22 #0677Roxy TheatreAtlanta, GA

Sign in to suggest correctionsTRACK ID · 6100· DATA VERSION v3.3