Pith Number

pith:DUKRFWJ5

pith:2000:DUKRFWJ5SOXIYAKEHJIXA3ATIO

not attested not anchored not stored refs pending

PSR J1740-3052 - a pulsar with a massive companion

A. G. Lyne, A. Possenti, D. J. Morris, F. Camilo, F. Crawford, I. H. Stairs, J. F. Bell, L. E. Tacconi-Garman, M. Kramer, N. C. Hambly, N. d'Amico, N. P. F. McKay, P. R. Wood, R. D. Cannon, R. N. Manchester, S. L. Lumsden, V. M. Kaspi

arxiv:astro-ph/0012414 v2 · 2000-12-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DUKRFWJ5SOXIYAKEHJIXA3ATIO}

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	2026-07-04T16:17:49.710618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d1512d93d93ae8c01443a51706c1343bf8a10eaab60bc84f2e37dbbc16467a5

Aliases

arxiv: astro-ph/0012414 · arxiv_version: astro-ph/0012414v2 · doi: 10.48550/arxiv.astro-ph/0012414 · pith_short_12: DUKRFWJ5SOXI · pith_short_16: DUKRFWJ5SOXIYAKE · pith_short_8: DUKRFWJ5

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/DUKRFWJ5SOXIYAKEHJIXA3ATIO \
  | 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: 1d1512d93d93ae8c01443a51706c1343bf8a10eaab60bc84f2e37dbbc16467a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11cd4d35207a1800cdbf153c39a554137dedb07f91baef84f5456122a0b7bc1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-12-19T23:23:32Z",
    "title_canon_sha256": "bfbf9286413888a71a06ac21076e2796d54331a0da961df980bb058439db821f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0012414",
    "kind": "arxiv",
    "version": 2
  }
}