Pith Number

pith:LXMTJ5Q5

pith:2007:LXMTJ5Q5SK5W2ILEJP26P32PEM

not attested not anchored not stored refs pending

Spectroscopy of SMC Wolf-Rayet Stars Suggests that Wind-Clumping does not Depend on Ambient Metallicity

A.F.J. Moffat, C. Foellmi, E. Depagne, F. Martins, J.-C. Bouret, S.V. Marchenko

arxiv:astro-ph/0701516 v1 · 2007-01-18 · 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{LXMTJ5Q5SK5W2ILEJP26P32PEM}

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	2026-05-18T04:29:07.133004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dd934f61d92bb6d21644bf5e7ef4f230f5cc4132d2c8bd8c1268d3eaac84517

Aliases

arxiv: astro-ph/0701516 · arxiv_version: astro-ph/0701516v1 · doi: 10.48550/arxiv.astro-ph/0701516 · pith_short_12: LXMTJ5Q5SK5W · pith_short_16: LXMTJ5Q5SK5W2ILE · pith_short_8: LXMTJ5Q5

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/LXMTJ5Q5SK5W2ILEJP26P32PEM \
  | 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: 5dd934f61d92bb6d21644bf5e7ef4f230f5cc4132d2c8bd8c1268d3eaac84517

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a8be56f5cbb9b32d66b68007bfcb46b65be940e1fe9ff4cc3a349b0ec49a195",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-18T00:10:01Z",
    "title_canon_sha256": "cf059ecce408c1cd74439ab2e7a9a220ddddfc610b7027b10c8320b2a7362a75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701516",
    "kind": "arxiv",
    "version": 1
  }
}