Pith Number

pith:5UJT4OZE

pith:2004:5UJT4OZEAR2Q7Z2TSQM4QGT7TL

not attested not anchored not stored refs pending

Tidal Force in Metric-Affine Gravity

Aleks Kleyn

arxiv:gr-qc/0407092 v2 · 2004-07-24 · 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{5UJT4OZEAR2Q7Z2TSQM4QGT7TL}

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	2026-05-18T03:33:48.336822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed133e3b2404750fe7539419c81a7f9aeec81ef4f823cc70798c540be8f1c389

Aliases

arxiv: gr-qc/0407092 · arxiv_version: gr-qc/0407092v2 · doi: 10.48550/arxiv.gr-qc/0407092 · pith_short_12: 5UJT4OZEAR2Q · pith_short_16: 5UJT4OZEAR2Q7Z2T · pith_short_8: 5UJT4OZE

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/5UJT4OZEAR2Q7Z2TSQM4QGT7TL \
  | 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: ed133e3b2404750fe7539419c81a7f9aeec81ef4f823cc70798c540be8f1c389

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f5300b88833f04a159194635e9e0ba41ecaa2631aacdc47dd3937aedb494040",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-07-24T03:12:48Z",
    "title_canon_sha256": "6d36dc523a8bc357aff1c9ef6da46e930b1b72f43296042321a80850b3725f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0407092",
    "kind": "arxiv",
    "version": 2
  }
}