Pith Number

pith:MBWDFC3P

pith:2022:MBWDFC3PCF5AIJ3AVBLQJQTS6O

not attested not anchored not stored refs pending

A spectroscopic multiplicity survey of Galactic Wolf-Rayet stars: II. The northern WNE sequence

H. Sana, K. Dsilva, P. Marchant, T. Shenar

arxiv:2204.12518 v1 · 2022-04-26 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MBWDFC3PCF5AIJ3AVBLQJQTS6O}

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	2026-07-05T04:47:16.042906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

606c328b6f117a042760a85704c272f3ab62e6b07330185d46d875819036ab1b

Aliases

arxiv: 2204.12518 · arxiv_version: 2204.12518v1 · doi: 10.48550/arxiv.2204.12518 · pith_short_12: MBWDFC3PCF5A · pith_short_16: MBWDFC3PCF5AIJ3A · pith_short_8: MBWDFC3P

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/MBWDFC3PCF5AIJ3AVBLQJQTS6O \
  | 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: 606c328b6f117a042760a85704c272f3ab62e6b07330185d46d875819036ab1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ced8287bfdf4a69500e1b973fb6f4d03ae5bab90ba0273e008d0ccbc888156e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-04-26T18:01:11Z",
    "title_canon_sha256": "c1db0cea6bf9a0781b4d033f070f546d9bb646f70306356920d07d8f4c826efa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.12518",
    "kind": "arxiv",
    "version": 1
  }
}