Pith Number

pith:DIBKH7GS

pith:2008:DIBKH7GSLOT7VZIMH4KVLG35U4

not attested not anchored not stored refs pending

A geometric algorithm for efficient coincident detection of gravitational waves

Anand S. Sengupta, B.S. Sathyaprakash, C.A.K. Robinson

arxiv:0804.4816 v1 · 2008-04-30 · 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{DIBKH7GSLOT7VZIMH4KVLG35U4}

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	2026-07-04T15:38:15.987448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a02a3fcd25ba7fae50c3f15559b7da702f87e015fc9f4c0dc986a9f50b348c1

Aliases

arxiv: 0804.4816 · arxiv_version: 0804.4816v1 · doi: 10.48550/arxiv.0804.4816 · pith_short_12: DIBKH7GSLOT7 · pith_short_16: DIBKH7GSLOT7VZIM · pith_short_8: DIBKH7GS

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/DIBKH7GSLOT7VZIMH4KVLG35U4 \
  | 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: 1a02a3fcd25ba7fae50c3f15559b7da702f87e015fc9f4c0dc986a9f50b348c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98cabfdb81efb806601e5a069b20a144d4247f9cdcc82a1836a7a5b20ae309c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-04-30T13:41:50Z",
    "title_canon_sha256": "72e85d27eee6c8fcb9e6c9a7c918720225629263d63d95afcc4678936106b6e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.4816",
    "kind": "arxiv",
    "version": 1
  }
}