Pith Number

pith:3ASCVZTO

pith:2013:3ASCVZTOCDBPI3K5RB6JQCPJEG

not attested not anchored not stored refs pending

PESSTO monitoring of SN 2012hn: further heterogeneity among faint type I supernovae

A. Gal-Yam, A. Pastorello, C. Inserra, D. A. Howell, D. E. Reichart, D. R. Young, E. Cappellaro, F. Bufano, F. Yuan, G. Pignata, J. P. Anderson, K. Maguire, K. Moore, L. Bildsten, L. Le Guillou, M. Fraser, M. G. McCrum, M. Stritzinger, M. Sullivan, O. Yaron, R. Scalzo, S. Benetti, S. Benitez-Herrera, S. Gonzalez-Gaitan, S. J. Smartt, S. Taubenberger, S. Valenti

arxiv:1302.2983 v2 · 2013-02-13 · astro-ph.SR · astro-ph.CO

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

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	2026-05-18T01:51:41.873032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8242ae66e10c2f46d5d887c9809e92184173e9de00dde5db80b7db2b09940a4

Aliases

arxiv: 1302.2983 · arxiv_version: 1302.2983v2 · doi: 10.48550/arxiv.1302.2983 · pith_short_12: 3ASCVZTOCDBP · pith_short_16: 3ASCVZTOCDBPI3K5 · pith_short_8: 3ASCVZTO

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/3ASCVZTOCDBPI3K5RB6JQCPJEG \
  | 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: d8242ae66e10c2f46d5d887c9809e92184173e9de00dde5db80b7db2b09940a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a4eb7cb01de36f6e4e2812585e43ffcf13b554ca864168715ba87098c6f1bca",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-13T05:40:22Z",
    "title_canon_sha256": "2551515a5bae9ed96ffc2f938db16450d113a16c882487be79480ead019e875a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2983",
    "kind": "arxiv",
    "version": 2
  }
}