Pith Number

pith:NL3YIVHN

pith:2008:NL3YIVHNMBNJNGDHVWGQMS2VYM

not attested not anchored not stored refs pending

Mass, inertia and gravitation

Marc-Thierry Jaekel, Serge Reynaud

arxiv:0812.3936 v1 · 2008-12-22 · 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{NL3YIVHNMBNJNGDHVWGQMS2VYM}

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	2026-05-18T04:30:58.348209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6af78454ed605a969867ad8d064b55c32f0aaa17cb521e6c224970473014c93c

Aliases

arxiv: 0812.3936 · arxiv_version: 0812.3936v1 · doi: 10.48550/arxiv.0812.3936 · pith_short_12: NL3YIVHNMBNJ · pith_short_16: NL3YIVHNMBNJNGDH · pith_short_8: NL3YIVHN

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/NL3YIVHNMBNJNGDHVWGQMS2VYM \
  | 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: 6af78454ed605a969867ad8d064b55c32f0aaa17cb521e6c224970473014c93c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1c1396210e609fead5136b7bc65d1a3ff56cc4e0259f1b81260187a885c96c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-12-22T15:46:59Z",
    "title_canon_sha256": "40a5d490043925e8124f6bce543b1cf9ed85eb8431025d6a623a9d24ec775419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3936",
    "kind": "arxiv",
    "version": 1
  }
}