Pith Number

pith:URODNODU

pith:2012:URODNODUOX4OOK7I57TZN7SQGO

not attested not anchored not stored refs pending

Luminous Supernovae

Avishay Gal-Yam (Weizmann Institute)

arxiv:1208.3217 v1 · 2012-08-15 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URODNODUOX4OOK7I57TZN7SQGO}

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	2026-05-18T01:55:15.518605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a45c36b87475f8e72be8efe796fe5033a0c42ddbd4edf7592418df3f47ad5c56

Aliases

arxiv: 1208.3217 · arxiv_version: 1208.3217v1 · doi: 10.48550/arxiv.1208.3217 · pith_short_12: URODNODUOX4O · pith_short_16: URODNODUOX4OOK7I · pith_short_8: URODNODU

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/URODNODUOX4OOK7I57TZN7SQGO \
  | 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: a45c36b87475f8e72be8efe796fe5033a0c42ddbd4edf7592418df3f47ad5c56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fbdadf040164cb84b57a89dfaf95e1857b00fe39acddf7393f8d55f482246de",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-15T20:40:38Z",
    "title_canon_sha256": "8d73e7a64e3b46ded23d3c4c6b807ad4e7e41db109157f71b145e42de92ca97d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3217",
    "kind": "arxiv",
    "version": 1
  }
}