Pith Number

pith:UIYAPDR7

pith:2008:UIYAPDR7KTPJAJPL4XUNGS7CXF

not attested not anchored not stored refs pending

Implications of Two Type Ia Supernova Populations for Cosmological Measurements

(2) LANL), Alexandre Amblard (1), Asantha Cooray (1), Daniel E. Holz (2) ((1) UC Irvine, Devdeep Sarkar (1)

arxiv:0806.3267 v2 · 2008-06-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIYAPDR7KTPJAJPL4XUNGS7CXF}

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	2026-05-18T04:36:41.151325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a230078e3f54de9025ebe5e8d34be2b962e7ed1eee0682c7d883cc49a18f3e51

Aliases

arxiv: 0806.3267 · arxiv_version: 0806.3267v2 · doi: 10.48550/arxiv.0806.3267 · pith_short_12: UIYAPDR7KTPJ · pith_short_16: UIYAPDR7KTPJAJPL · pith_short_8: UIYAPDR7

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/UIYAPDR7KTPJAJPL4XUNGS7CXF \
  | 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: a230078e3f54de9025ebe5e8d34be2b962e7ed1eee0682c7d883cc49a18f3e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdfb7a6efd8574021767bae56741f7b6d349d40aca5d2e454b46501cb450dd8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-19T20:15:15Z",
    "title_canon_sha256": "45dc27c7f0c540ee38bd63cfeccd225064ef9a95f52f172dfda3d013c13dd22e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3267",
    "kind": "arxiv",
    "version": 2
  }
}