Pith Number

pith:2QJDIAG7

pith:2014:2QJDIAG7LGRRH3ABTJLTQKSSON

not attested not anchored not stored refs pending

The spectroscopic Hertzsprung-Russell diagram

N. Langer, R.P. Kudritzki

arxiv:1403.2212 v1 · 2014-03-10 · 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{2QJDIAG7LGRRH3ABTJLTQKSSON}

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.

Cited by

1 paper in Pith

Neutron star-companion interaction in core collapse supernovae. Population synthesis based on detailed binary evolution models

Receipt and verification

First computed	2026-05-18T02:52:25.492701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4123400df59a313ec019a57382a5273779951644a110829b6681010c37180c4

Aliases

arxiv: 1403.2212 · arxiv_version: 1403.2212v1 · doi: 10.48550/arxiv.1403.2212 · pith_short_12: 2QJDIAG7LGRR · pith_short_16: 2QJDIAG7LGRRH3AB · pith_short_8: 2QJDIAG7

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/2QJDIAG7LGRRH3ABTJLTQKSSON \
  | 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: d4123400df59a313ec019a57382a5273779951644a110829b6681010c37180c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adcaf8408cd649a777a1141538a83d331ef1af36e4aa3640fbbac6c2eaedeae7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-10T11:14:19Z",
    "title_canon_sha256": "203e28f336a4f22c0a55e2879c337f98825303a1681b1e2689341d30f4289bf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2212",
    "kind": "arxiv",
    "version": 1
  }
}