Pith Number

pith:3SD5VEP6

pith:2014:3SD5VEP656TXLIFB4ZAUHK36FF

not attested not anchored not stored refs pending

The International Pulsar Timing Array: A Galactic Scale Gravitational Wave Observatory

M. A. McLaughlin

arxiv:1409.4579 v2 · 2014-09-16 · astro-ph.IM · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3SD5VEP656TXLIFB4ZAUHK36FF}

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	2026-05-18T02:40:09.861193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc87da91feefa775a0a1e64143ab7e2950d7e1526a76efe454bea3abedbe47cd

Aliases

arxiv: 1409.4579 · arxiv_version: 1409.4579v2 · doi: 10.48550/arxiv.1409.4579 · pith_short_12: 3SD5VEP656TX · pith_short_16: 3SD5VEP656TXLIFB · pith_short_8: 3SD5VEP6

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/3SD5VEP656TXLIFB4ZAUHK36FF \
  | 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: dc87da91feefa775a0a1e64143ab7e2950d7e1526a76efe454bea3abedbe47cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d1906089eb72b976e374137ace126c81740bfbc2ad4c2d7caddb1d9152ff2be",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-09-16T11:00:46Z",
    "title_canon_sha256": "f8fd1b193aa5f6e9a4939c2cc47e88dd0e121b37c0ca54c3f8711f218c3e13d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4579",
    "kind": "arxiv",
    "version": 2
  }
}