Pith Number

pith:ICMINF3F

pith:2009:ICMINF3FMK6B62HSM2ZGR6X2J7

not attested not anchored not stored refs pending

Pulsating Variable Stars in the Coma Berenices dwarf spheroidal galaxy

C. Greco, G. Clementini, H. Smith, I. Musella, K. Kinemuchi, L. Di Fabrizio, M. Dall'Ora, M. Marconi, M. Radovich, T. Beers, V. Ripepi

arxiv:0902.4230 v1 · 2009-02-24 · astro-ph.GA · 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{ICMINF3FMK6B62HSM2ZGR6X2J7}

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	2026-07-04T17:14:28.476057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

409886976562bc1f68f266b268fafa4fe23c23f277a9994bb6490d646324f6b4

Aliases

arxiv: 0902.4230 · arxiv_version: 0902.4230v1 · doi: 10.48550/arxiv.0902.4230 · pith_short_12: ICMINF3FMK6B · pith_short_16: ICMINF3FMK6B62HS · pith_short_8: ICMINF3F

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/ICMINF3FMK6B62HSM2ZGR6X2J7 \
  | 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: 409886976562bc1f68f266b268fafa4fe23c23f277a9994bb6490d646324f6b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "811d577ff59b2146a3befc0973b52df1adb5ea21a57833bbecd71fa08a5f8f53",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-02-24T20:28:30Z",
    "title_canon_sha256": "155227baa91d639a9af743172ce55f5cd6a8781f48773a4a0527b58463dc7e61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4230",
    "kind": "arxiv",
    "version": 1
  }
}