Pith Number

pith:B4UGWCY5

pith:2004:B4UGWCY5ICULMUQ54TEOOBNMMB

not attested not anchored not stored refs pending

On the possible sources of gravitational wave bursts detectable today

Eugenio Coccia, Florian Dubath, Michele Maggiore

arxiv:gr-qc/0405047 v2 · 2004-05-09 · 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{B4UGWCY5ICULMUQ54TEOOBNMMB}

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	2026-05-18T04:15:27.369806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f286b0b1d40a8b6521de4c8e705ac60480e85238ff6cdecc8399dff8a9fec33

Aliases

arxiv: gr-qc/0405047 · arxiv_version: gr-qc/0405047v2 · doi: 10.48550/arxiv.gr-qc/0405047 · pith_short_12: B4UGWCY5ICUL · pith_short_16: B4UGWCY5ICULMUQ5 · pith_short_8: B4UGWCY5

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/B4UGWCY5ICULMUQ54TEOOBNMMB \
  | 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: 0f286b0b1d40a8b6521de4c8e705ac60480e85238ff6cdecc8399dff8a9fec33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df24a62505d7eb3300cae6ff5ca09e0e92c64e04472503e7aa2a7e8d783500c",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-05-09T10:06:45Z",
    "title_canon_sha256": "a123fcf8868acd75a66aa0c118075fe9f16107d2b69f8bde41f82110d8f20e8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0405047",
    "kind": "arxiv",
    "version": 2
  }
}