Pith Number

pith:NM736HUZ

pith:2012:NM736HUZPPVZXEDLWM6HEK3S3J

not attested not anchored not stored refs pending

Presupernova evolution and explosive nucleosynthesis of zero metal massive stars

A. Chieffi, M. Limongi

arxiv:1202.4581 v1 · 2012-02-21 · 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{NM736HUZPPVZXEDLWM6HEK3S3J}

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	2026-05-18T01:58:22.991614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b3fbf1e997beb9b906bb33c722b72da6a5a827421796fb5cf17c96e60f7d01d

Aliases

arxiv: 1202.4581 · arxiv_version: 1202.4581v1 · doi: 10.48550/arxiv.1202.4581 · pith_short_12: NM736HUZPPVZ · pith_short_16: NM736HUZPPVZXEDL · pith_short_8: NM736HUZ

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/NM736HUZPPVZXEDLWM6HEK3S3J \
  | 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: 6b3fbf1e997beb9b906bb33c722b72da6a5a827421796fb5cf17c96e60f7d01d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7cc2eccaa95c096e22c8485e975366eb8f1c527ed0282b9ca1003f7971698b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-21T10:07:59Z",
    "title_canon_sha256": "ce9345ebd6c3b1ab003e2fbb7e36e08b289c0787435ef70dcb06465ef0691a98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4581",
    "kind": "arxiv",
    "version": 1
  }
}