Pith Number

pith:WN72WNKG

pith:2021:WN72WNKGRJUFR37MP2QQGDGFWX

not attested not anchored not stored refs pending

Constraining the Overcontact Phase in Massive Binary Evolution I. Mixing in V382 Cyg, VFTS 352, and OGLE SMC-SC10 108086

Athira Menon, Calum Hawcroft, Hugues Sana, Joachim Puls, Jon Sundqvist, Laurent Mahy, Leonardo A. Almeida, Michael Abdul-Masih, Norbert Langer, Pablo Marchant, Sarah A. Brands, Selma E. de Mink, Stephen Justham

arxiv:2104.07621 v2 · 2021-04-15 · 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{WN72WNKGRJUFR37MP2QQGDGFWX}

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	2026-07-05T03:02:51.034290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b37fab35468a6858efec7ea1030cc5b5dad1179a7bbb012b92ab589042e2ae56

Aliases

arxiv: 2104.07621 · arxiv_version: 2104.07621v2 · doi: 10.48550/arxiv.2104.07621 · pith_short_12: WN72WNKGRJUF · pith_short_16: WN72WNKGRJUFR37M · pith_short_8: WN72WNKG

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/WN72WNKGRJUFR37MP2QQGDGFWX \
  | 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: b37fab35468a6858efec7ea1030cc5b5dad1179a7bbb012b92ab589042e2ae56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9464e001d2b22249caf1ecfb818d37fbd7d12fa9b6b119251f0b34e8b3e29d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-04-15T17:36:29Z",
    "title_canon_sha256": "b90f1be3b5c3a9b645812778d4090419ad5172e608cdebc1a37c9c3aea2090d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.07621",
    "kind": "arxiv",
    "version": 2
  }
}