Pith Number

pith:67WARW4X

pith:2006:67WARW4X57RV55DKFKHCTPJQ6G

not attested not anchored not stored refs pending

A weak acceleration effect due to residual gravity in a multiply connected universe

(2) CAMK, (3) University of Silesia), Agnieszka Szaniewska (1), Boudewijn F. Roukema (1), Helena Jurkiewicz (1) ((1) Torun Centre for Astronomy, Marek Biesiada (3), Stanislaw Bajtlik (2)

arxiv:astro-ph/0602159 v3 · 2006-02-07 · astro-ph · 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{67WARW4X57RV55DKFKHCTPJQ6G}

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

1 paper in Pith

Probing the Universe's Topology through a Quantum System?

Receipt and verification

First computed	2026-07-04T15:19:39.608123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7ec08db97efe35ef46a2a8e29bd30f1afe2bd1b9b4293f36ad56a9e971492b0

Aliases

arxiv: astro-ph/0602159 · arxiv_version: astro-ph/0602159v3 · doi: 10.48550/arxiv.astro-ph/0602159 · pith_short_12: 67WARW4X57RV · pith_short_16: 67WARW4X57RV55DK · pith_short_8: 67WARW4X

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/67WARW4X57RV55DKFKHCTPJQ6G \
  | 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: f7ec08db97efe35ef46a2a8e29bd30f1afe2bd1b9b4293f36ad56a9e971492b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a05eef19940bbe75142c8da1f714d23abdd8fb21c0d2fafd23b782a6eb56a332",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-07T15:08:54Z",
    "title_canon_sha256": "f44257553f5f9a636c95838870c3ae656e5c8e9be721810cae57973683889a73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602159",
    "kind": "arxiv",
    "version": 3
  }
}