Pith Number

pith:7M63DYYD

pith:2011:7M63DYYDDF5YZP6Q6CCX3HKCOL

not attested not anchored not stored refs pending

Gravitational waves from compact binaries

Marc van der Sluys

arxiv:1108.1307 v1 · 2011-08-05 · astro-ph.SR · 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{7M63DYYDDF5YZP6Q6CCX3HKCOL}

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	2026-05-18T04:16:11.221124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb3db1e303197b8cbfd0f0857d9d4272ffe4a30e032847ca8937e8c93d94c86b

Aliases

arxiv: 1108.1307 · arxiv_version: 1108.1307v1 · doi: 10.48550/arxiv.1108.1307 · pith_short_12: 7M63DYYDDF5Y · pith_short_16: 7M63DYYDDF5YZP6Q · pith_short_8: 7M63DYYD

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/7M63DYYDDF5YZP6Q6CCX3HKCOL \
  | 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: fb3db1e303197b8cbfd0f0857d9d4272ffe4a30e032847ca8937e8c93d94c86b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9531ad66eaea5cf4f45d7c54fe83b78cad1ca17f284ba7a75e814d88d4c6d8d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-05T11:51:22Z",
    "title_canon_sha256": "d0f3239de9e21c63573f682611a591373022e59f2417ee7bd5320f30450d3fbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1307",
    "kind": "arxiv",
    "version": 1
  }
}