Pith Number

pith:JWDFYW5H

pith:2015:JWDFYW5H4R364LJARVEPOBEJLX

not attested not anchored not stored refs pending

Weighing stars: the identification of an Evolved Blue Straggler Star in the globular cluster 47 Tucanae

2, (2) INAF-Bologna, 3) ((1) DIFA, (3) Kapteyn Astronomical Institute, A. Mucciarelli (1), B. Lanzoni (1), C. Pallanca (1), D. Massari (1, E. Dalessandro (1), E. Lapenna (1), F.R. Ferraro (1), Groningen), Univ. Bologna

arxiv:1512.00649 v1 · 2015-12-02 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JWDFYW5H4R364LJARVEPOBEJLX}

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	2026-05-18T01:22:32.632980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d865c5ba7e477ee2d208d48f704895df0f28ef37209f99e10001f408e552ebe

Aliases

arxiv: 1512.00649 · arxiv_version: 1512.00649v1 · doi: 10.48550/arxiv.1512.00649 · pith_short_12: JWDFYW5H4R36 · pith_short_16: JWDFYW5H4R364LJA · pith_short_8: JWDFYW5H

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/JWDFYW5H4R364LJARVEPOBEJLX \
  | 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: 4d865c5ba7e477ee2d208d48f704895df0f28ef37209f99e10001f408e552ebe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adf2b7e3cdbf0952feb290fbb927c28d64dfb1bde4ab48250c40dc82b695a548",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-02T11:07:31Z",
    "title_canon_sha256": "f425d67e736f85e59deffae9ead3baf01e9e4f3c1b5ad0e13f0ef135709a4487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00649",
    "kind": "arxiv",
    "version": 1
  }
}