Pith Number

pith:AJY43D6K

pith:2010:AJY43D6KIQ5KGIC45Y4IGKVY6U

not attested not anchored not stored refs pending

A photometric long-term study of CP stars in open clusters

(2) Royal Observatory of Belgium, 3), (3) Hvar Observatory, (4) INAF - Osservatorio Astrofisico di Catania, 5), (5) The Open University, (6) Uppsala University), C. Trigilio (4), E. Paunzen (1), H. Hensberge (2), H.M. Maitzen (1), L. Fossati (1, Milton Keynes, M. Netopil (1, M. Pranka (1) ((1) Vienna University, U. Heiter (6)

arxiv:1012.0149 v1 · 2010-12-01 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJY43D6KIQ5KGIC45Y4IGKVY6U}

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	2026-05-18T02:04:36.790246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0271cd8fca443aa3205cee38832ab8f508c4694c9579e500266fb2100a617b11

Aliases

arxiv: 1012.0149 · arxiv_version: 1012.0149v1 · doi: 10.48550/arxiv.1012.0149 · pith_short_12: AJY43D6KIQ5K · pith_short_16: AJY43D6KIQ5KGIC4 · pith_short_8: AJY43D6K

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/AJY43D6KIQ5KGIC45Y4IGKVY6U \
  | 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: 0271cd8fca443aa3205cee38832ab8f508c4694c9579e500266fb2100a617b11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84578f8c42a4c97a62a78b2d73b8cd41fdf2f9097257c50ef5787db08d21d421",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-12-01T10:25:40Z",
    "title_canon_sha256": "9077738c2b2378778cd581f7287c4296c3068f23ecd4d95e51ddf00448addb1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0149",
    "kind": "arxiv",
    "version": 1
  }
}