Pith Number

pith:JA4D6EPK

pith:2003:JA4D6EPKZ2PFWDFRAJU6KJNUWU

not attested not anchored not stored refs pending

Closed Geodesics on Godel-type Backgrounds

Daniel Brace

arxiv:hep-th/0308098 v3 · 2003-08-14 · hep-th · 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{JA4D6EPKZ2PFWDFRAJU6KJNUWU}

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	2026-05-18T02:35:45.002818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48383f11eace9e5b0cb10269e525b4b51058757c0ee7c9562079abb3206c77bf

Aliases

arxiv: hep-th/0308098 · arxiv_version: hep-th/0308098v3 · doi: 10.48550/arxiv.hep-th/0308098 · pith_short_12: JA4D6EPKZ2PF · pith_short_16: JA4D6EPKZ2PFWDFR · pith_short_8: JA4D6EPK

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/JA4D6EPKZ2PFWDFRAJU6KJNUWU \
  | 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: 48383f11eace9e5b0cb10269e525b4b51058757c0ee7c9562079abb3206c77bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b20a4c898ce1b3234ee6da6d840172c8a39122243942f87373e0145815ff987",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2003-08-14T16:25:34Z",
    "title_canon_sha256": "2df580cc28ecdc8cb28a77b4534218af97b963331c0ab1594a8c987386058970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0308098",
    "kind": "arxiv",
    "version": 3
  }
}