Pith Number

pith:VCJIRZ7W

pith:2018:VCJIRZ7WI3GWMOLOZSANCB7J3E

not attested not anchored not stored refs pending

Low-metallicity massive single stars with rotation. II. Predicting spectra and spectral classes of chemically-homogeneously evolving stars

A.A.C. Sander, B. Kub\'atov\'a, C. Kehrig, D. Sz\'ecsi, F. Tramper, J. Krti\v{c}ka, J. Kub\'at, R. Hainich, T. Shenar, W.-R. Hamann

arxiv:1810.01267 v3 · 2018-10-02 · 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{VCJIRZ7WI3GWMOLOZSANCB7J3E}

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	2026-05-17T23:52:40.777919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a89288e7f646cd66396ecc80d107e9d913cf5e952780092d40cbd48dbbff2d1b

Aliases

arxiv: 1810.01267 · arxiv_version: 1810.01267v3 · doi: 10.48550/arxiv.1810.01267 · pith_short_12: VCJIRZ7WI3GW · pith_short_16: VCJIRZ7WI3GWMOLO · pith_short_8: VCJIRZ7W

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/VCJIRZ7WI3GWMOLOZSANCB7J3E \
  | 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: a89288e7f646cd66396ecc80d107e9d913cf5e952780092d40cbd48dbbff2d1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a4af5928e89e2f08e432ec97d8634ca507509b09e4e7c5eb373c6f454a63720",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-02T14:10:35Z",
    "title_canon_sha256": "487929b5637258f0fe98b8c404b9c8f945c45b3ad42c68ede81ba558f3e84d54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01267",
    "kind": "arxiv",
    "version": 3
  }
}