Pith Number

pith:7RATANEO

pith:2012:7RATANEOEUF5BJTYQHLTRDWU5N

not attested not anchored not stored refs pending

Gravitational Waves in a Spatially Closed deSitter Spacetime

Amir H. Abbassi, Amir M. Abbassi, J. Khodagholizadeh

arxiv:1207.0876 v2 · 2012-07-04 · 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{7RATANEOEUF5BJTYQHLTRDWU5N}

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	2026-05-18T01:56:35.105727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc4130348e250bd0a67881d7388ed4eb460fd75bed0a58b2dfd3b1a89733799b

Aliases

arxiv: 1207.0876 · arxiv_version: 1207.0876v2 · doi: 10.48550/arxiv.1207.0876 · pith_short_12: 7RATANEOEUF5 · pith_short_16: 7RATANEOEUF5BJTY · pith_short_8: 7RATANEO

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/7RATANEOEUF5BJTYQHLTRDWU5N \
  | 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: fc4130348e250bd0a67881d7388ed4eb460fd75bed0a58b2dfd3b1a89733799b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e13dbd7efd16c4568e597d4940fc0e9511298b1d6cf7e97730d7aa80c1b996be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-07-04T01:55:48Z",
    "title_canon_sha256": "9cf3b445eade29ecb27991cf248c236921774c540f4feb22308828e9a7e2cc53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0876",
    "kind": "arxiv",
    "version": 2
  }
}