Pith Number

pith:K4WMSJ47

pith:2002:K4WMSJ47PCU6XSUROFYQ2KPM54

not attested not anchored not stored refs pending

Comments on Quantum Aspects of Three-Dimensional de Sitter Gravity

Hiroshi Umetsu, Naoto Yokoi

arxiv:hep-th/0208171 v3 · 2002-08-23 · 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{K4WMSJ47PCU6XSUROFYQ2KPM54}

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	2026-07-04T17:24:55.012747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

572cc9279f78a9ebca9171710d29ecef3699b45cb3cb4507480054bfcf45511b

Aliases

arxiv: hep-th/0208171 · arxiv_version: hep-th/0208171v3 · doi: 10.48550/arxiv.hep-th/0208171 · pith_short_12: K4WMSJ47PCU6 · pith_short_16: K4WMSJ47PCU6XSUR · pith_short_8: K4WMSJ47

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/K4WMSJ47PCU6XSUROFYQ2KPM54 \
  | 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: 572cc9279f78a9ebca9171710d29ecef3699b45cb3cb4507480054bfcf45511b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5561681e8686cd37102eb0bf606a0a1166876c0aa8838b74699f238a996cd240",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-08-23T11:32:31Z",
    "title_canon_sha256": "89ffa14abc2b07ebbdc300c1fd467ea001af900b5222077e6fc396a0c2b8201d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0208171",
    "kind": "arxiv",
    "version": 3
  }
}