Pith Number

pith:7KBNDDRY

pith:2015:7KBNDDRYY5CRE5XGGS4JFQRPAQ

not attested not anchored not stored refs pending

Discovery of near-ultraviolet counterparts to millisecond pulsars in the globular cluster 47 Tucanae

A. M. Cool, A. M. Serenelli, C. O. Heinke, H. N. Cohn, J. Anderson, J. E. Grindlay, L.E. Rivera-Sandoval, L. G. Althaus, M. van den Berg, N. Ivanova, P. D. Edmonds, P. Freire, P. M. Lugger, R. Wijnands

arxiv:1508.05291 v2 · 2015-08-21 · astro-ph.SR · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KBNDDRYY5CRE5XGGS4JFQRPAQ}

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	2026-05-18T01:34:54.097676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa82d18e38c7451276e634b892c22f043e9ae2584478a5cbfc2894307f9b30e4

Aliases

arxiv: 1508.05291 · arxiv_version: 1508.05291v2 · doi: 10.48550/arxiv.1508.05291 · pith_short_12: 7KBNDDRYY5CR · pith_short_16: 7KBNDDRYY5CRE5XG · pith_short_8: 7KBNDDRY

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/7KBNDDRYY5CRE5XGGS4JFQRPAQ \
  | 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: fa82d18e38c7451276e634b892c22f043e9ae2584478a5cbfc2894307f9b30e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b11c73798c00628bde01d1e92c2f615e5f1fffad7bd7a914a73c946a118add3",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-08-21T14:55:46Z",
    "title_canon_sha256": "ffffabc3c5c7208df9872613e9c0cdf17149ab2f8e2c207736e1bae55e9e6946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05291",
    "kind": "arxiv",
    "version": 2
  }
}