Pith Number

pith:OGNAQGUQ

pith:2010:OGNAQGUQWY2OGZ4KH3W3GYR6Z5

not attested not anchored not stored refs pending

Archimedean-type force in a cosmic dark fluid: II. Qualitative and numerical study of a multistage Universe expansion

Alexander B. Balakin, Vladimir V. Bochkarev

arxiv:1012.2433 v2 · 2010-12-11 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGNAQGUQWY2OGZ4KH3W3GYR6Z5}

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	2026-05-18T04:27:56.350978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

719a081a90b634e3678a3eedb3623ecf71d9173a35d0763d6b86d4fa14302ef8

Aliases

arxiv: 1012.2433 · arxiv_version: 1012.2433v2 · doi: 10.48550/arxiv.1012.2433 · pith_short_12: OGNAQGUQWY2O · pith_short_16: OGNAQGUQWY2OGZ4K · pith_short_8: OGNAQGUQ

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/OGNAQGUQWY2OGZ4KH3W3GYR6Z5 \
  | 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: 719a081a90b634e3678a3eedb3623ecf71d9173a35d0763d6b86d4fa14302ef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a837b90cca2a7a3873e548cd5e7112a0662507c92fe2153f73950e3f858ed2bd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-12-11T07:54:49Z",
    "title_canon_sha256": "c9d89623238ce7744cda663144e890dcf62a58d44e9affd092e9c93b1cfd2f8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2433",
    "kind": "arxiv",
    "version": 2
  }
}