Pith Number

pith:L6G7PESK

pith:2007:L6G7PESKSE5ZQ4ZMQ6E3OPMELG

not attested not anchored not stored refs pending

New insights into the nature of the SMC WR/LBV binary HD 5980

A.F.J. Moffat, A. Fullerton, A. Kaufer, A.M.T. Pollock, C. Foellmi, D. Massa, G. Koenigsberger, J. Pittard, L. Georgiev, M. Corcoran, N. Morrell, N. St.-Louis, O. Toledano, P. Massey, S.V. Marchenko, T.H. Dall, Y. Naze

arxiv:0711.4858 v1 · 2007-11-30 · 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{L6G7PESKSE5ZQ4ZMQ6E3OPMELG}

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	2026-05-18T02:35:24.113346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f8df7924a913b98732c8789b73d8459b5875296167f8dd631e4820d48a3bfeb

Aliases

arxiv: 0711.4858 · arxiv_version: 0711.4858v1 · doi: 10.48550/arxiv.0711.4858 · pith_short_12: L6G7PESKSE5Z · pith_short_16: L6G7PESKSE5ZQ4ZM · pith_short_8: L6G7PESK

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/L6G7PESKSE5ZQ4ZMQ6E3OPMELG \
  | 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: 5f8df7924a913b98732c8789b73d8459b5875296167f8dd631e4820d48a3bfeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5677853408f31417d158b585a3ac5164744200b005fb388d5c4aabac44951569",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-30T02:32:32Z",
    "title_canon_sha256": "ce34cf140d5d1329f1892635e76a6b1ad2cd27388e55c911bf9fb488a4d9292e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.4858",
    "kind": "arxiv",
    "version": 1
  }
}