Pith Number

pith:KQCEQN5Z

pith:1994:KQCEQN5ZOLK26NCLBWSULBAFTB

not attested not anchored not stored refs pending

Observation of critical phenomena and self-similarity in the gravitational collapse of radiation fluid

Charles R. Evans, Jason S. Coleman

arxiv:gr-qc/9402041 v1 · 1994-02-23 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KQCEQN5ZOLK26NCLBWSULBAFTB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

15 papers in Pith

Primordial black hole formation in bulk-viscous cosmology

Universal Suppression of Gravitational Waves from Black Hole Evaporation Dynamics

CMB Bounds on Primordial Black Holes via Radiation Capture

Superhorizon curvature perturbations in hybrid inflation revisited

Saturation Equations of State in Critical Gravitational Collapse: The Primordial Black Hole Threshold

Receipt and verification

First computed	2026-07-04T15:56:53.591679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54044837b972d5af344b0da5458405987e8abac8fba69358d32b256ba1f2b550

Aliases

arxiv: gr-qc/9402041 · arxiv_version: gr-qc/9402041v1 · doi: 10.48550/arxiv.gr-qc/9402041 · pith_short_12: KQCEQN5ZOLK2 · pith_short_16: KQCEQN5ZOLK26NCL · pith_short_8: KQCEQN5Z

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KQCEQN5ZOLK26NCLBWSULBAFTB \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 54044837b972d5af344b0da5458405987e8abac8fba69358d32b256ba1f2b550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d02a6e7580ec41f79883d4e2b8779929081a891c78f9f9af4aebe3056b62cbc9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-02-23T04:59:49Z",
    "title_canon_sha256": "38373a486e3b568a6e7818d7b269151830814b1fc3bcf25547170bc9e36fb7e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9402041",
    "kind": "arxiv",
    "version": 1
  }
}