Pith Number

pith:JKY6PRJW

pith:2026:JKY6PRJWY2QWJVB4LC7K4SHGDJ

not attested not anchored not stored refs pending

Astrophysical Population Coordinates for Supermassive Black Hole Binaries in Pulsar Timing Array Inference

Lang Cui, Muhammad Ahmad, Shaoguang Guo, Yikun Li

arxiv:2607.12427 v1 · 2026-07-14 · astro-ph.HE · 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{JKY6PRJWY2QWJVB4LC7K4SHGDJ}

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	2026-07-15T01:21:34.410721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ab1e7c536c6a164d43c58beae48e61a5e06d6606316a577888ee4352a10ebb7

Aliases

arxiv: 2607.12427 · arxiv_version: 2607.12427v1 · doi: 10.48550/arxiv.2607.12427 · pith_short_12: JKY6PRJWY2QW · pith_short_16: JKY6PRJWY2QWJVB4 · pith_short_8: JKY6PRJW

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/JKY6PRJWY2QWJVB4LC7K4SHGDJ \
  | 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: 4ab1e7c536c6a164d43c58beae48e61a5e06d6606316a577888ee4352a10ebb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f27af78c2dda5e2b9fb82f7b4a4b4ea2eb66606cf33e17c91c37cef5f2a2baa4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-14T06:56:33Z",
    "title_canon_sha256": "868f6565bd2221b5b463c2edac7b6734a98099c30b9bf594435b9c4a36b53298"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12427",
    "kind": "arxiv",
    "version": 1
  }
}