Pith Number

pith:XYSI7U42

pith:2008:XYSI7U4254MEYCG6KWYMPDSJBG

not attested not anchored not stored refs pending

Observation time to first detection of double neutron star mergers by gravitational wave observatories

D.M. Coward

arxiv:0806.2419 v1 · 2008-06-15 · astro-ph · 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{XYSI7U4254MEYCG6KWYMPDSJBG}

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	2026-05-18T04:22:49.067307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be248fd39aef184c08de55b0c78e490995e8a09d6b3b080297c8c2a7b998c0b5

Aliases

arxiv: 0806.2419 · arxiv_version: 0806.2419v1 · doi: 10.48550/arxiv.0806.2419 · pith_short_12: XYSI7U4254ME · pith_short_16: XYSI7U4254MEYCG6 · pith_short_8: XYSI7U42

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/XYSI7U4254MEYCG6KWYMPDSJBG \
  | 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: be248fd39aef184c08de55b0c78e490995e8a09d6b3b080297c8c2a7b998c0b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d55bd0488482f117a8bf370f62d946cfeacdaa2d400255791007eb5b1740e1",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-15T05:21:38Z",
    "title_canon_sha256": "7c3827734a3013f7fe24b0fe0782be24078f711983de9a118c1c8562ac187c4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.2419",
    "kind": "arxiv",
    "version": 1
  }
}