Pith Number

pith:H7DLLGWP

pith:1997:H7DLLGWP6DUVS4XVAIPY53FZME

not attested not anchored not stored refs pending

On the Critical Behaviour of Heat Conducting Sphere out of Hydrostatic Equilibrium

J. Martinez, L. Herrera

arxiv:gr-qc/9704026 v1 · 1997-04-09 · gr-qc · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7DLLGWP6DUVS4XVAIPY53FZME}

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.

Receipt and verification

First computed	2026-07-04T16:04:37.039154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fc6b59acff0e95972f5021f8eecb9612dcb6c7125410385090c23119c119f5d

Aliases

arxiv: gr-qc/9704026 · arxiv_version: gr-qc/9704026v1 · doi: 10.48550/arxiv.gr-qc/9704026 · pith_short_12: H7DLLGWP6DUV · pith_short_16: H7DLLGWP6DUVS4XV · pith_short_8: H7DLLGWP

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/H7DLLGWP6DUVS4XVAIPY53FZME \
  | 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: 3fc6b59acff0e95972f5021f8eecb9612dcb6c7125410385090c23119c119f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9f41205537f57efe45e079c27437fd48ae134dd3043c19a510ea1e83aa31090",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-04-09T09:00:20Z",
    "title_canon_sha256": "0c2fe16a9d5187f22f81e435b9e46ee1514ce06882c41db9a4231caa3729f0a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9704026",
    "kind": "arxiv",
    "version": 1
  }
}