Pith Number

pith:FHMYH6LQ

pith:2014:FHMYH6LQNBIBYCJT3P25J2UWLA

not attested not anchored not stored refs pending

A New Class of Wolf-Rayet Stars: WN3/O3s

D. John Hillier, Kathryn F. Neugent, Nidia Morrell, Philip Massey

arxiv:1407.4659 v1 · 2014-07-17 · 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{FHMYH6LQNBIBYCJT3P25J2UWLA}

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	2026-05-18T01:42:34.362798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29d983f97068501c0933dbf5d4ea96580a1b3addc4cc5796bf53e2ddd2eda274

Aliases

arxiv: 1407.4659 · arxiv_version: 1407.4659v1 · doi: 10.48550/arxiv.1407.4659 · pith_short_12: FHMYH6LQNBIB · pith_short_16: FHMYH6LQNBIBYCJT · pith_short_8: FHMYH6LQ

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/FHMYH6LQNBIBYCJT3P25J2UWLA \
  | 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: 29d983f97068501c0933dbf5d4ea96580a1b3addc4cc5796bf53e2ddd2eda274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0cf305e8674761df320cdadceca7cc36930e3d54d4b78ec215cf297b98f0a12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-17T13:02:15Z",
    "title_canon_sha256": "13185603fe9588660d24fc672c95c705d60ee4c5dc18ca145734ea34557e4d53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4659",
    "kind": "arxiv",
    "version": 1
  }
}