Pith Number

pith:W4IVJJYU

pith:2013:W4IVJJYUSB7JPKOONVCMLA4ARY

not attested not anchored not stored refs pending

Long-Term Radio Timing Observations of the Transition Millisecond Pulsar PSR~J1023+0038

Andrew Lyne, Anne M. Archibald, Ben Stappers, Gemma Janssen, Jason W. T. Hessels, Victoria M. Kaspi

arxiv:1311.5161 v1 · 2013-11-20 · astro-ph.HE

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

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	2026-05-18T03:06:35.273519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b71154a714907e97a9ce6d44c583808e3741f51ac9a3fd686cc4b3a18a6b60d8

Aliases

arxiv: 1311.5161 · arxiv_version: 1311.5161v1 · doi: 10.48550/arxiv.1311.5161 · pith_short_12: W4IVJJYUSB7J · pith_short_16: W4IVJJYUSB7JPKOO · pith_short_8: W4IVJJYU

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/W4IVJJYUSB7JPKOONVCMLA4ARY \
  | 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: b71154a714907e97a9ce6d44c583808e3741f51ac9a3fd686cc4b3a18a6b60d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebabc0ae741d5c1cbc257aef48ba86d69b27e8c7f1062632fb8b8b9801225022",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-20T18:20:50Z",
    "title_canon_sha256": "24637be3995e675191521f5aaf4e43334b71219dce70b066c181fde890cd7600"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5161",
    "kind": "arxiv",
    "version": 1
  }
}