Pith Number

pith:WIDVZJAE

pith:2008:WIDVZJAEF7ADKGLKCSWG422GMY

not attested not anchored not stored refs pending

SPB stars in the open SMC cluster NGC 371

C. Coutures, C. Karoff, F. Grundahl, G. Dogan, H. Kjeldsen, L. Glowienka, T. Arentoft, T. B. Nielsen

arxiv:0802.1782 v1 · 2008-02-13 · 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{WIDVZJAEF7ADKGLKCSWG422GMY}

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	2026-07-04T17:09:16.954672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2075ca4042fc035196a14ac6e6b46663adc8896ae79f54825dad793544c36aa

Aliases

arxiv: 0802.1782 · arxiv_version: 0802.1782v1 · doi: 10.48550/arxiv.0802.1782 · pith_short_12: WIDVZJAEF7AD · pith_short_16: WIDVZJAEF7ADKGLK · pith_short_8: WIDVZJAE

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/WIDVZJAEF7ADKGLKCSWG422GMY \
  | 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: b2075ca4042fc035196a14ac6e6b46663adc8896ae79f54825dad793544c36aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f73fbf04190ff91778db23f07132e544fb7f7243a2265939a2370979eef2a91c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-13T08:50:19Z",
    "title_canon_sha256": "0b23c51b1ca5bf60b3c15b71291443afec0affaaf93dcb73106a851a51db90d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.1782",
    "kind": "arxiv",
    "version": 1
  }
}