Pith Number

pith:YICRVV72

pith:1996:YICRVV72AXXMUU7A33R5C35FIA

not attested not anchored not stored refs pending

EROS differential studies of Cepheids in the Magellanic Clouds : Stellar pulsation, stellar evolution and distance scale

2), 3) ((1) Institut d'Astrophysique de Paris, Cambridge, CNRS, D.D. Sasselov (1, France. (2) Kapteyn Laboratorium, Groningen, J.P. Beaulieu (1, MA, Paris, The Netherlands. (3) Harvard-Smithsonian Center for Astrophysics, USA)

arxiv:astro-ph/9612217 v1 · 1996-12-22 · 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{YICRVV72AXXMUU7A33R5C35FIA}

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	2026-07-04T14:15:01.224796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2051ad7fa05eeca53e0dee3d16fa5400abc7d88f1d9c1be46517fdffa755b2c

Aliases

arxiv: astro-ph/9612217 · arxiv_version: astro-ph/9612217v1 · doi: 10.48550/arxiv.astro-ph/9612217 · pith_short_12: YICRVV72AXXM · pith_short_16: YICRVV72AXXMUU7A · pith_short_8: YICRVV72

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/YICRVV72AXXMUU7A33R5C35FIA \
  | 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: c2051ad7fa05eeca53e0dee3d16fa5400abc7d88f1d9c1be46517fdffa755b2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb624574ca7e4adc7ddd8dda8050e962ae07b866e867e7966d1c7875a0ce8bcd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-12-22T22:35:41Z",
    "title_canon_sha256": "872732b8a5aacb67214d7dff54c64a3599c6c4a4cfa4dbd699c5e065ace81868"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9612217",
    "kind": "arxiv",
    "version": 1
  }
}