Pith Number

pith:OVX5FL6P

pith:2012:OVX5FL6P6IAGVAG7WVFTRLSMXT

not attested not anchored not stored refs pending

Massive Star Evolution and Nucleosynthesis -Lower End of Fe-Core Collapse Supernova Progenitors and Remnant Neutron Star Mass Distribution-

Hideyuki Umeda, Koh Takahashi (University of Tokyo), Takashi Yoshida

arxiv:1207.5297 v1 · 2012-07-23 · 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{OVX5FL6P6IAGVAG7WVFTRLSMXT}

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	2026-05-18T03:50:23.917554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

756fd2afcff2006a80dfb54b38ae4cbcc849b03b82a06f1024001e0e4de6f529

Aliases

arxiv: 1207.5297 · arxiv_version: 1207.5297v1 · doi: 10.48550/arxiv.1207.5297 · pith_short_12: OVX5FL6P6IAG · pith_short_16: OVX5FL6P6IAGVAG7 · pith_short_8: OVX5FL6P

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/OVX5FL6P6IAGVAG7WVFTRLSMXT \
  | 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: 756fd2afcff2006a80dfb54b38ae4cbcc849b03b82a06f1024001e0e4de6f529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a50e6ba9004ae1bb78df6f8e320f121ac3eefde1368fdd5a9dfe489257e0be0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-23T05:44:50Z",
    "title_canon_sha256": "5b291c27b4a2c5ed04bd209f986206ea91a54f909fc829eb894f1dff224291dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5297",
    "kind": "arxiv",
    "version": 1
  }
}