Pith Number

pith:OUOX2VZR

pith:2010:OUOX2VZRES7KUOXJ7EE7T4KLWI

not attested not anchored not stored refs pending

Type II-P Supernovae as Standard Candles: The SDSS-II Sample Revisited

Alexei V. Filippenko, Dovi Poznanski, Peter E. Nugent

arxiv:1008.0877 v1 · 2010-08-04 · 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{OUOX2VZRES7KUOXJ7EE7T4KLWI}

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	2026-05-18T02:05:59.154806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751d7d573124beaa3ae9f909f9f14bb22ccedbd2296176c7c4fb23cf05992ccd

Aliases

arxiv: 1008.0877 · arxiv_version: 1008.0877v1 · doi: 10.48550/arxiv.1008.0877 · pith_short_12: OUOX2VZRES7K · pith_short_16: OUOX2VZRES7KUOXJ · pith_short_8: OUOX2VZR

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/OUOX2VZRES7KUOXJ7EE7T4KLWI \
  | 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: 751d7d573124beaa3ae9f909f9f14bb22ccedbd2296176c7c4fb23cf05992ccd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef4c808c3e8e82cec20b4b26c50ac09ec742d9442917e77f32570cea866c450",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-08-04T21:15:29Z",
    "title_canon_sha256": "2d76121469b19dbbc08896acc59e7bc9e1696d520ee8624168996a7dd238fece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0877",
    "kind": "arxiv",
    "version": 1
  }
}