Pith Number

pith:G2DRPV2U

pith:2009:G2DRPV2UHCDWFEWXWPIS67BN6U

not attested not anchored not stored refs pending

The North American Nanohertz Observatory for Gravitational Waves

A. Archibald, A. Lommen, D. Backer, D. Lorimer, D. Nice, D. Stinebring, F. Jenet, I. Stairs, J. Cordes, J. Lazio, J. Verbiest, L. S. Finn, M. Gonzalez, M. McLaughlin, P. Demorest, P. Freire, R. Ferdman, R. Lynch, R. Shannon, S. Ransom, V. Kaspi, V. Kondratiev, X. Siemens, Z. Arzoumanian

arxiv:0909.1058 v1 · 2009-09-05 · astro-ph.IM · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G2DRPV2UHCDWFEWXWPIS67BN6U}

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

4 papers in Pith

Constraining Orbital Eccentricity of a Supermassive Black Hole Binary Candidate PKS 2131-0211

A framework for LISA population inference

The second data release from the European Pulsar Timing Array III. Search for gravitational wave signals

Scalable continuous gravitational wave detection in PTA data with non-parametric red noise suppression and optimal pulsar selection

Receipt and verification

First computed	2026-07-04T15:49:04.145519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

368717d75438876292d7b3d12f7c2df51bf47ea6a25ddc38696198283a0d7d8b

Aliases

arxiv: 0909.1058 · arxiv_version: 0909.1058v1 · doi: 10.48550/arxiv.0909.1058 · pith_short_12: G2DRPV2UHCDW · pith_short_16: G2DRPV2UHCDWFEWX · pith_short_8: G2DRPV2U

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/G2DRPV2UHCDWFEWXWPIS67BN6U \
  | 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: 368717d75438876292d7b3d12f7c2df51bf47ea6a25ddc38696198283a0d7d8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca6fd010ef0e4d1cbba173a4b8a865f0c3b27cf36a8b92e7896a3bb0328eec2e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-09-05T22:03:00Z",
    "title_canon_sha256": "6520c87e592221d7b9a6a021c1358d26a7f62422fd9a0d753b14b9527d1594b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1058",
    "kind": "arxiv",
    "version": 1
  }
}