Pith Number

pith:5X2BUBFT

pith:1999:5X2BUBFTO5GO2OT7H4N5CKG3MC

not attested not anchored not stored refs pending

Observations of 20 millisecond pulsars in 47 Tucanae at 20 cm

A. G. Lyne, D. R. Lorimer, F. Camilo, P. Freire, R. N. Manchester

arxiv:astro-ph/9911234 v1 · 1999-11-12 · 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{5X2BUBFTO5GO2OT7H4N5CKG3MC}

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.

Cited by

1 paper in Pith

Pulsars in Globular Clusters With the SKAO

Receipt and verification

First computed	2026-07-04T15:26:31.160588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edf41a04b3774ced3a7f3f1bd128db60abadb5bbbb3c33c290ca597d4d4031c4

Aliases

arxiv: astro-ph/9911234 · arxiv_version: astro-ph/9911234v1 · doi: 10.48550/arxiv.astro-ph/9911234 · pith_short_12: 5X2BUBFTO5GO · pith_short_16: 5X2BUBFTO5GO2OT7 · pith_short_8: 5X2BUBFT

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/5X2BUBFTO5GO2OT7H4N5CKG3MC \
  | 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: edf41a04b3774ced3a7f3f1bd128db60abadb5bbbb3c33c290ca597d4d4031c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0413ffea7dc14f17820629c5aed24b7d5b13288d3a030740ea2d77339a9c633a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-11-12T21:25:58Z",
    "title_canon_sha256": "27130ddb81fdd2b7fd00573f24fca479416aa4aae92af640a94cc53254581257"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9911234",
    "kind": "arxiv",
    "version": 1
  }
}