Pith Number

pith:YA4F3FM7

pith:2026:YA4F3FM7UBOVH3MIFW5E5JWFUU

not attested not anchored not stored refs pending

The IACOB project XIX. Revisiting massive-star evolution with empirical TAMS constraints: updated models, overshoot calibration, and the population of blue supergiants

Abel de Burgos, Cyril Georgy, Luca Sciarini, Sergio Sim\'on-D\'iaz, Sophie Rosu, Sylvia Ekstr\"om

arxiv:2607.29650 v1 · 2026-07-31 · 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{YA4F3FM7UBOVH3MIFW5E5JWFUU}

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	2026-08-03T01:41:38.934000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0385d959fa05d53ed882dba4ea6c5a52d6b7be5b2ac0ae5ccacae8a3ee26b01

Aliases

arxiv: 2607.29650 · arxiv_version: 2607.29650v1 · doi: 10.48550/arxiv.2607.29650 · pith_short_12: YA4F3FM7UBOV · pith_short_16: YA4F3FM7UBOVH3MI · pith_short_8: YA4F3FM7

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/YA4F3FM7UBOVH3MIFW5E5JWFUU \
  | 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: c0385d959fa05d53ed882dba4ea6c5a52d6b7be5b2ac0ae5ccacae8a3ee26b01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0d7fcbff6548804ac778c66f2099eacb9675eec73c10274eb468bd470fad0f2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-31T17:28:04Z",
    "title_canon_sha256": "73ca5a3fcee3f34317eec147a541367acf26a9f1e74a0e68a14deab905b4ecf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29650",
    "kind": "arxiv",
    "version": 1
  }
}