Pith Number

pith:DIYRKLWZ

pith:2004:DIYRKLWZFGTBHYR4V2BH37SZJO

not attested not anchored not stored refs pending

Quasi-equilibrium Binary Black Hole Initial Data for Dynamical Evolutions

Hwei-Jang Yo, James N. Cook, Stuart L. Shapiro, Thomas W. Baumgarte

arxiv:gr-qc/0406020 v2 · 2004-06-04 · gr-qc · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIYRKLWZFGTBHYR4V2BH37SZJO}

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	2026-05-18T02:37:30.072192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a31152ed929a613e23cae827dfe594b867e1cc036876a02ff5c839e4c9272b1

Aliases

arxiv: gr-qc/0406020 · arxiv_version: gr-qc/0406020v2 · doi: 10.48550/arxiv.gr-qc/0406020 · pith_short_12: DIYRKLWZFGTB · pith_short_16: DIYRKLWZFGTBHYR4 · pith_short_8: DIYRKLWZ

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/DIYRKLWZFGTBHYR4V2BH37SZJO \
  | 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: 1a31152ed929a613e23cae827dfe594b867e1cc036876a02ff5c839e4c9272b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbfab59a07016ad2cc3b93adb640fc1a59953cf995ac3b5b16ec2ef3f24995ce",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-06-04T20:00:04Z",
    "title_canon_sha256": "e3b8054791ed2eca528efd70a34813e8893aa5a4cbe7a1ec0eaca663017d2b26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0406020",
    "kind": "arxiv",
    "version": 2
  }
}