Pith Number

pith:FKWDAV5I

pith:2023:FKWDAV5IG5QSBUNRG2HYWTIGDJ

not attested not anchored not stored refs pending

Evidence for stellar mergers of evolved massive binaries: blue supergiants in the Large Magellanic Cloud

Abel Schootemeijer, Andrea Ercolino, Artemio Herrero, Athira Menon, Daniel J. Lennon, Emmanouil Chatzopoulos, Juhan Frank, Miguel A. Urbaneja, Norbert Langer, Ryosuke Hirai, Sagiv Shiber

arxiv:2311.05581 v1 · 2023-11-09 · 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{FKWDAV5IG5QSBUNRG2HYWTIGDJ}

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	2026-07-05T07:11:09.660667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aac3057a8376120d1b1368f8b4d061a69cdc84c109b197556afd81ca776b4e7

Aliases

arxiv: 2311.05581 · arxiv_version: 2311.05581v1 · doi: 10.48550/arxiv.2311.05581 · pith_short_12: FKWDAV5IG5QS · pith_short_16: FKWDAV5IG5QSBUNR · pith_short_8: FKWDAV5I

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/FKWDAV5IG5QSBUNRG2HYWTIGDJ \
  | 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: 2aac3057a8376120d1b1368f8b4d061a69cdc84c109b197556afd81ca776b4e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d78c89d94c44009b0763674993c1858f2f308603be195638f767e092c755c808",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-11-09T18:41:25Z",
    "title_canon_sha256": "962b584f047a85491efec54c314bdeda434a087edab616ce7a82ea58da185e10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.05581",
    "kind": "arxiv",
    "version": 1
  }
}