Pith Number

pith:WHCYGWQ7

pith:2012:WHCYGWQ7VPHF4GCM5FPWGTALXX

not attested not anchored not stored refs pending

Moderately Luminous type II Supernovae

A. Harutyunyan, A. Pastorello, C. Inserra, E. Cappellaro, F. Bufano, L. Zampieri, M. L. Pumo, M. T. Botticella, M. Turatto, N. Elias-Rosa, S. Benetti, S. Taubenberger, S. Valenti

arxiv:1210.1411 v2 · 2012-10-04 · astro-ph.CO · 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{WHCYGWQ7VPHF4GCM5FPWGTALXX}

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	2026-05-18T01:54:05.821703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1c5835a1fabce5e184ce95f634c0bbddb5787f5189b1737c7e92089b0026e4e

Aliases

arxiv: 1210.1411 · arxiv_version: 1210.1411v2 · doi: 10.48550/arxiv.1210.1411 · pith_short_12: WHCYGWQ7VPHF · pith_short_16: WHCYGWQ7VPHF4GCM · pith_short_8: WHCYGWQ7

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/WHCYGWQ7VPHF4GCM5FPWGTALXX \
  | 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: b1c5835a1fabce5e184ce95f634c0bbddb5787f5189b1737c7e92089b0026e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6178f32d380aae0c82db2a4ee200df04984a43bd39cea218d20362e7c34f498",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-04T12:28:46Z",
    "title_canon_sha256": "13910f01c87182f7ce6d7451f194e8f762c987c26ec400c5b1f8e6bad1b6d3f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1411",
    "kind": "arxiv",
    "version": 2
  }
}