Pith Number

pith:LD2KGEZN

pith:2012:LD2KGEZNDB3U5MPKCGQ2RJ2RYS

not attested not anchored not stored refs pending

Core-collapse supernovae missed by optical surveys

A. Alonso-Herrero, A. Efstathiou, E. Kankare, G. Ostlin, J. Melinder, M. A. Perez-Torres, P. Vaisanen, S. Mattila, S. Ryder, T. Dahlen

arxiv:1206.1314 v3 · 2012-06-06 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LD2KGEZNDB3U5MPKCGQ2RJ2RYS}

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	2026-05-18T03:47:52.538593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58f4a3132d18774eb1ea11a1a8a751c49f563b0665bbde0b3dd32be0e517a1b0

Aliases

arxiv: 1206.1314 · arxiv_version: 1206.1314v3 · doi: 10.48550/arxiv.1206.1314 · pith_short_12: LD2KGEZNDB3U · pith_short_16: LD2KGEZNDB3U5MPK · pith_short_8: LD2KGEZN

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/LD2KGEZNDB3U5MPKCGQ2RJ2RYS \
  | 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: 58f4a3132d18774eb1ea11a1a8a751c49f563b0665bbde0b3dd32be0e517a1b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eccac043075ecd9c6decb6d22f3ea91985105b6d76fdd21bd8e7054a74b6eeb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-06T19:40:13Z",
    "title_canon_sha256": "8d8918fec42e89a886c3c4e323744b38aedf04ae3e49a1b7dbc7c70c1b28067e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1314",
    "kind": "arxiv",
    "version": 3
  }
}