Pith Number

pith:YGH3XO66

pith:2013:YGH3XO66D2GTC4NRNAEXDBX4AO

not attested not anchored not stored refs pending

Local conditions separating expansion from collapse in spherically symmetric models with anisotropic pressures

Filipe C. Mena, Jos\'e P. Mimoso, Morgan Le Delliou

arxiv:1302.6186 v3 · 2013-02-25 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGH3XO66D2GTC4NRNAEXDBX4AO}

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	2026-05-18T01:51:28.772814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c18fbbbbde1e8d3171b168097186fc0398c7ddbace6c3e9158b0288ebc60acee

Aliases

arxiv: 1302.6186 · arxiv_version: 1302.6186v3 · doi: 10.48550/arxiv.1302.6186 · pith_short_12: YGH3XO66D2GT · pith_short_16: YGH3XO66D2GTC4NR · pith_short_8: YGH3XO66

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/YGH3XO66D2GTC4NRNAEXDBX4AO \
  | 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: c18fbbbbde1e8d3171b168097186fc0398c7ddbace6c3e9158b0288ebc60acee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a24c7418b53a668c2d5f75f25fa6f33132d31d01e171a04018b7ec4a4d4f9a4",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-02-25T18:41:31Z",
    "title_canon_sha256": "a069b9a9062c900204b841f54d7505faa95e5e01fe70b21bfd153a8578aaa195"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6186",
    "kind": "arxiv",
    "version": 3
  }
}