Pith Number

pith:ATQ5BRGW

pith:2012:ATQ5BRGWCAMU7LG5PRVMDFOD5D

not attested not anchored not stored refs pending

Berkeley Supernova Ia Program V: Late-Time Spectra of Type Ia Supernovae

Alexei V. Filippenko, Jeffrey M. Silverman, Mohan Ganeshalingam

arxiv:1211.0279 v2 · 2012-11-01 · astro-ph.CO

Open paper page JSON 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

Receipt and verification

First computed	2026-05-18T01:53:26.856476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04e1d0c4d610194facdd7c6ac195c3e8e3c30bc4401901b70ce4b18e2d4654e5

Aliases

arxiv: 1211.0279 · arxiv_version: 1211.0279v2 · doi: 10.48550/arxiv.1211.0279

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/ATQ5BRGWCAMU7LG5PRVMDFOD5D \
  | 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: 04e1d0c4d610194facdd7c6ac195c3e8e3c30bc4401901b70ce4b18e2d4654e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cd3c562733488717f2347a714ff8b398fa2fdf0e228c59a8656a476f89efa35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-01T20:00:02Z",
    "title_canon_sha256": "85969cba6aa067ffaa4f9b5323a894437a69ef9c706c546bc8b8398621292ae1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0279",
    "kind": "arxiv",
    "version": 2
  }
}