Pith Number

pith:JIYYTDVS

pith:2007:JIYYTDVSSEDXQ4OBHS3VQA2MAT

not attested not anchored not stored refs pending

Higher-order-in-spin interaction Hamiltonians for binary black holes from source terms of Kerr geometry in approximate ADM coordinates

Gerhard Sch\"afer, Steven Hergt

arxiv:0712.1515 v4 · 2007-12-10 · 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{JIYYTDVSSEDXQ4OBHS3VQA2MAT}

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	2026-05-18T03:57:13.131657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a31898eb291077871c13cb758034c04e3cf8e949b1ae38efb66c1d127d2de3f

Aliases

arxiv: 0712.1515 · arxiv_version: 0712.1515v4 · doi: 10.48550/arxiv.0712.1515 · pith_short_12: JIYYTDVSSEDX · pith_short_16: JIYYTDVSSEDXQ4OB · pith_short_8: JIYYTDVS

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/JIYYTDVSSEDXQ4OBHS3VQA2MAT \
  | 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: 4a31898eb291077871c13cb758034c04e3cf8e949b1ae38efb66c1d127d2de3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d82b16fa57c9935443f0ad7e38fafb0749b36129d561be558f4aff90384e020",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-12-10T15:46:03Z",
    "title_canon_sha256": "5077f441053869e7d4d36233513ca0de57065235e0f7a6d0a7bab2bc3f09b22c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.1515",
    "kind": "arxiv",
    "version": 4
  }
}