Pith Number

pith:KOFMXW3D

pith:2014:KOFMXW3DC3NKVPSXI26JZCPXBZ

not attested not anchored not stored refs pending

Faint Population III supernovae as the origin of the most iron-poor stars

Chiaki Kobayashi, Ken'ichi Nomoto, Miho N. Ishigaki, Nozomu Tominaga

arxiv:1404.4817 v3 · 2014-04-18 · astro-ph.HE · 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{KOFMXW3DC3NKVPSXI26JZCPXBZ}

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	2026-05-18T01:43:28.438924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

538acbdb6316daaabe5746bc9c89f70e6cabe6e8b76cb0b657c1994a9a8b6674

Aliases

arxiv: 1404.4817 · arxiv_version: 1404.4817v3 · doi: 10.48550/arxiv.1404.4817 · pith_short_12: KOFMXW3DC3NK · pith_short_16: KOFMXW3DC3NKVPSX · pith_short_8: KOFMXW3D

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/KOFMXW3DC3NKVPSXI26JZCPXBZ \
  | 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: 538acbdb6316daaabe5746bc9c89f70e6cabe6e8b76cb0b657c1994a9a8b6674

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e22951d57f00b4a04c7ba2f36f51d143e4a24f4d139d246ecaad9f4acacd311c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-18T15:30:06Z",
    "title_canon_sha256": "df06210804dfad0869fc819a1e6b661efc4b8cbfc592ec7854551d9ab49a9c15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4817",
    "kind": "arxiv",
    "version": 3
  }
}