Pith Number

pith:5V3HDHFT

pith:2002:5V3HDHFTC2PCWG5CGT6OPVQGPY

not attested not anchored not stored refs pending

Fate of the first traversible wormhole: black-hole collapse or inflationary expansion

Hisa-aki Shinkai, Sean A. Hayward

arxiv:gr-qc/0205041 v2 · 2002-05-10 · 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{5V3HDHFTC2PCWG5CGT6OPVQGPY}

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

2 papers in Pith

Ellis-Bronnikov Wormhole Shadows with Spherically Symmetric Accretion Flow

Stationary generalizations for the vacuum ring wormhole

Receipt and verification

First computed	2026-07-04T16:33:44.147846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed76719cb3169e2b1ba234fce7d6067e1a5debde71065e25109e4d4153a5db9f

Aliases

arxiv: gr-qc/0205041 · arxiv_version: gr-qc/0205041v2 · doi: 10.48550/arxiv.gr-qc/0205041 · pith_short_12: 5V3HDHFTC2PC · pith_short_16: 5V3HDHFTC2PCWG5C · pith_short_8: 5V3HDHFT

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/5V3HDHFTC2PCWG5CGT6OPVQGPY \
  | 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: ed76719cb3169e2b1ba234fce7d6067e1a5debde71065e25109e4d4153a5db9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fce07ab7e02ae97a4ac8cfd37f3e15b35033afe6d62137a9e6503c1742f57f21",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-05-10T13:10:20Z",
    "title_canon_sha256": "415985194c5e51375b7db2802dc03fb3b03c4c3f9a97aa1376bc761586df66e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0205041",
    "kind": "arxiv",
    "version": 2
  }
}