Pith Number

pith:D2QOQ2TI

pith:2011:D2QOQ2TIRQ7H2PFPBYBGVPMKKN

not attested not anchored not stored refs pending

On a Representation of Mathisson-Papaetrou-Dixon Equations in the Kerr Metric

Mykola Fenyk, Oleksandr Stefanyshyn, Roman Plyatsko

arxiv:1105.2405 v1 · 2011-05-12 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2QOQ2TIRQ7H2PFPBYBGVPMKKN}

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	2026-05-18T04:22:10.623582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ea0e86a688c3e7d3caf0e026abd8a534111ed2b965d5e3a75c6a8005ab91607

Aliases

arxiv: 1105.2405 · arxiv_version: 1105.2405v1 · doi: 10.48550/arxiv.1105.2405 · pith_short_12: D2QOQ2TIRQ7H · pith_short_16: D2QOQ2TIRQ7H2PFP · pith_short_8: D2QOQ2TI

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/D2QOQ2TIRQ7H2PFPBYBGVPMKKN \
  | 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: 1ea0e86a688c3e7d3caf0e026abd8a534111ed2b965d5e3a75c6a8005ab91607

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c84ea47df6d4df1110b308e9c3c673e2a1619a9dd3f83308ed7f8213187305bf",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-05-12T08:57:46Z",
    "title_canon_sha256": "60ec3d37ab3166ed5bedfdee9aa611f22a7b6de64c40e7f263d8a0c5a66ecf8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2405",
    "kind": "arxiv",
    "version": 1
  }
}