Pith Number

pith:NJWXLLSU

pith:2008:NJWXLLSUMJJ6TIGTQPNGKQZ4BP

not attested not anchored not stored refs pending

Gravitational waves from resolvable massive black hole binary systems and observations with Pulsar Timing Arrays

A. Sesana, A. Vecchio, M. Volonteri

arxiv:0809.3412 v2 · 2008-09-19 · 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{NJWXLLSUMJJ6TIGTQPNGKQZ4BP}

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.

Cited by

5 papers in Pith

Population statistics of nanohertz gravitational wave sources

Searching for a waveform-agnostic gravitational wave signal in pulsar timing arrays

Expectations for the first supermassive black-hole binary resolved by PTAs II: Milestones for binary characterization

Probing Supermassive Black Hole Mergers with Pulsar Timing Arrays

The Heavy Tailed Non-Gaussianity of the Supermassive Black Hole Gravitational Wave Background

Receipt and verification

First computed	2026-07-04T17:12:54.249782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a6d75ae546253e9a0d383da65433c0bd9a47bbaa7999af7e25942689873b0ef

Aliases

arxiv: 0809.3412 · arxiv_version: 0809.3412v2 · doi: 10.48550/arxiv.0809.3412 · pith_short_12: NJWXLLSUMJJ6 · pith_short_16: NJWXLLSUMJJ6TIGT · pith_short_8: NJWXLLSU

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/NJWXLLSUMJJ6TIGTQPNGKQZ4BP \
  | 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: 6a6d75ae546253e9a0d383da65433c0bd9a47bbaa7999af7e25942689873b0ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "227acef2d1ec013bb0810e1795beecb1822f6509a24036e9c0d79584124d9ab4",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-19T16:32:17Z",
    "title_canon_sha256": "cd75230766e633bb17d86d3dff2120d44bf2052a00eeca34ec845827ce993b25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3412",
    "kind": "arxiv",
    "version": 2
  }
}