Pith Number

pith:VIIPSPZA

pith:2016:VIIPSPZA3CQFD3IG7LEPQZLI6V

not attested not anchored not stored refs pending

Long-term observations of the pulsars in 47 Tucanae. I. A study of four elusive binary systems

A. Lyne, A. Ridolfi, C. G. Bassa, C. Jordan, C. O. Heinke, D. Lorimer, F. Camilo, J. Sarkissian, M. Kramer, M. van den Berg, N. d'Amico, P. Freire, P. Torne, R. N. Manchester

arxiv:1607.07248 v1 · 2016-07-25 · 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{VIIPSPZA3CQFD3IG7LEPQZLI6V}

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	2026-05-18T01:07:15.606211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa10f93f20d8a051ed06fac8f86568f542eff8bd99966e851b108b73ce2f697c

Aliases

arxiv: 1607.07248 · arxiv_version: 1607.07248v1 · doi: 10.48550/arxiv.1607.07248 · pith_short_12: VIIPSPZA3CQF · pith_short_16: VIIPSPZA3CQFD3IG · pith_short_8: VIIPSPZA

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/VIIPSPZA3CQFD3IG7LEPQZLI6V \
  | 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: aa10f93f20d8a051ed06fac8f86568f542eff8bd99966e851b108b73ce2f697c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a1c2e61aa5077e6d368ea54c313c6f1793ea5ad930c1783f2ddb35bb23e6e7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-07-25T12:45:08Z",
    "title_canon_sha256": "71cd85f297fe5499eca483c332a4f5bb59556864a8a070a3f18a3030d9b8a1e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07248",
    "kind": "arxiv",
    "version": 1
  }
}