Pith Number

pith:UY6HRNEO

pith:2011:UY6HRNEO3BVEJT5HTXLHTPVIKC

not attested not anchored not stored refs pending

Mathisson-Papapetrou-Dixon equations in the Schwarzschild and Kerr backgrounds

Mykola Fenyk, Oleksandr Stefanyshyn, Roman Plyatsko

arxiv:1110.1967 v1 · 2011-10-10 · gr-qc · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UY6HRNEO3BVEJT5HTXLHTPVIKC}

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	2026-05-18T02:00:14.383562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a63c78b48ed86a44cfa79dd679bea8508cf9ae260e5c47121d62eb8376409498

Aliases

arxiv: 1110.1967 · arxiv_version: 1110.1967v1 · doi: 10.48550/arxiv.1110.1967 · pith_short_12: UY6HRNEO3BVE · pith_short_16: UY6HRNEO3BVEJT5H · pith_short_8: UY6HRNEO

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/UY6HRNEO3BVEJT5HTXLHTPVIKC \
  | 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: a63c78b48ed86a44cfa79dd679bea8508cf9ae260e5c47121d62eb8376409498

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6574cb509995512f54142b3e93f1b043fff9c81e026b5c55d3d5e86fe3afd97c",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-10-10T09:18:29Z",
    "title_canon_sha256": "65fc4dc57a268b71bee0509bc68fd744d4ab1255c436e0746127a279b8ad85d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1967",
    "kind": "arxiv",
    "version": 1
  }
}