Pith Number

pith:WMY27HGS

pith:1999:WMY27HGSCTYWC6KBQWIBDUY2RZ

not attested not anchored not stored refs pending

Gravitomagnetism and the Clock Effect

B. Mashhoon, F. Gronwald, H.I.M. Lichtenegger

arxiv:gr-qc/9912027 v1 · 1999-12-08 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WMY27HGSCTYWC6KBQWIBDUY2RZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:55:39.935520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b331af9cd214f1617941859011d31a8e513430d4746a2f3e0e9e87f07fa4ec59

Aliases

arxiv: gr-qc/9912027 · arxiv_version: gr-qc/9912027v1 · doi: 10.48550/arxiv.gr-qc/9912027 · pith_short_12: WMY27HGSCTYW · pith_short_16: WMY27HGSCTYWC6KB · pith_short_8: WMY27HGS

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/WMY27HGSCTYWC6KBQWIBDUY2RZ \
  | 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: b331af9cd214f1617941859011d31a8e513430d4746a2f3e0e9e87f07fa4ec59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc7541b64831ef747134f908445d7f54a3614fa94ff4844b15526a96623361a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-12-08T09:45:54Z",
    "title_canon_sha256": "157e275cb384f09dd55c1b2a8fc79d5b5695515b1fd4c74c458f02809499eb12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9912027",
    "kind": "arxiv",
    "version": 1
  }
}