Pith Number

pith:EKEIMGSF

pith:2009:EKEIMGSF7WLP32ALAYHHVEJT6G

not attested not anchored not stored refs pending

Orbiting binary black hole evolutions with a multipatch high order finite-difference approach

Enrique Pazos, Lawrence E. Kidder, Manuel Tiglio, Matthew D. Duez, Saul A. Teukolsky

arxiv:0904.0493 v1 · 2009-04-03 · 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{EKEIMGSF7WLP32ALAYHHVEJT6G}

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	2026-05-18T03:24:07.134239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2288861a45fd96fde80b060e7a9133f1a914ab9cd9fd8749279493781c5e0989

Aliases

arxiv: 0904.0493 · arxiv_version: 0904.0493v1 · doi: 10.48550/arxiv.0904.0493 · pith_short_12: EKEIMGSF7WLP · pith_short_16: EKEIMGSF7WLP32AL · pith_short_8: EKEIMGSF

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/EKEIMGSF7WLP32ALAYHHVEJT6G \
  | 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: 2288861a45fd96fde80b060e7a9133f1a914ab9cd9fd8749279493781c5e0989

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1da92dd214f301da5720e2671869b1a6aeb44d4dfb8564059f99c245a16cbb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-04-03T00:20:51Z",
    "title_canon_sha256": "05458c0e53a0000f0d398daf8bd66b5413bace741598453a7fc2b1759a5ed1e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0493",
    "kind": "arxiv",
    "version": 1
  }
}