Pith Number

pith:ENBAE2ZG

pith:2005:ENBAE2ZGJDQT4YWGZ6YWBEZ5LG

not attested not anchored not stored refs pending

VSI_i spacetimes and the epsilon-property

A. Coley, A. Pravdov\'a, N. Pelavas, R. Milson, V. Pravda

arxiv:gr-qc/0503040 v1 · 2005-03-09 · 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{ENBAE2ZGJDQT4YWGZ6YWBEZ5LG}

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	2026-05-18T01:08:53.998405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2342026b2648e13e62c6cfb160933d598f47607f00ec7ddb53fbf13fe9d30c38

Aliases

arxiv: gr-qc/0503040 · arxiv_version: gr-qc/0503040v1 · doi: 10.48550/arxiv.gr-qc/0503040 · pith_short_12: ENBAE2ZGJDQT · pith_short_16: ENBAE2ZGJDQT4YWG · pith_short_8: ENBAE2ZG

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/ENBAE2ZGJDQT4YWGZ6YWBEZ5LG \
  | 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: 2342026b2648e13e62c6cfb160933d598f47607f00ec7ddb53fbf13fe9d30c38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d94d67822d730407230e144abd25e3be6dd97c2e8cf8056dea4b461af79c961",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2005-03-09T18:46:27Z",
    "title_canon_sha256": "687d150570a54b7b5d0689e17326939520331fcc40b59d8972a5ab3536fb5b44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0503040",
    "kind": "arxiv",
    "version": 1
  }
}