Pith Number

pith:PWHBAWS2

pith:2024:PWHBAWS2JQNKV4QTVOER4VWW6Y

not attested not anchored not stored refs pending

Using a new spectral disentangling approach to ascertain whether the massive binary HDE 228766 contains a Wolf-Rayet star

Edwin A Quintero, Philippe Eenens

arxiv:2407.16816 v1 · 2024-07-23 · 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{PWHBAWS2JQNKV4QTVOER4VWW6Y}

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	2026-07-05T08:47:56.972546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d8e105a5a4c1aaaf213ab891e56d6f6203e76cb6de5c9153898923e0c761e18

Aliases

arxiv: 2407.16816 · arxiv_version: 2407.16816v1 · doi: 10.48550/arxiv.2407.16816 · pith_short_12: PWHBAWS2JQNK · pith_short_16: PWHBAWS2JQNKV4QT · pith_short_8: PWHBAWS2

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/PWHBAWS2JQNKV4QTVOER4VWW6Y \
  | 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: 7d8e105a5a4c1aaaf213ab891e56d6f6203e76cb6de5c9153898923e0c761e18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5386b3a5470563af5d102806be4167108022575de99cc10d76a9d6463898efe5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-07-23T20:03:34Z",
    "title_canon_sha256": "c3afd96438ff03049952b760c3452c9d45e40f2558e6ce375d8ebc1cfaf80484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.16816",
    "kind": "arxiv",
    "version": 1
  }
}