Pith Number

pith:2D4VU5KS

pith:2011:2D4VU5KSNU62I67OVO7I4C7PFD

not attested not anchored not stored refs pending

A More General Model for the Intrinsic Scatter in Type Ia Supernova Distance Moduli

Donald P. Schneider, Hubert Lampeitl, Jennifer Mosher, John Marriner, J.P. Bernstein, Masao Sako, Mathew Smith, Ramon Miquel, Richard Kessler, Robert C. Nichol

arxiv:1107.4631 v2 · 2011-07-22 · 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{2D4VU5KSNU62I67OVO7I4C7PFD}

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	2026-05-18T02:01:11.100083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0f95a75526d3da47beeabbe8e0bef28c37749f9963df8e40eedc4c39725230f

Aliases

arxiv: 1107.4631 · arxiv_version: 1107.4631v2 · doi: 10.48550/arxiv.1107.4631 · pith_short_12: 2D4VU5KSNU62 · pith_short_16: 2D4VU5KSNU62I67O · pith_short_8: 2D4VU5KS

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/2D4VU5KSNU62I67OVO7I4C7PFD \
  | 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: d0f95a75526d3da47beeabbe8e0bef28c37749f9963df8e40eedc4c39725230f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25bae5cda814ac7a4ae7a1d7ae807fb6f1ca342b9ba89efc9ed30cbba651ad19",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-22T21:40:41Z",
    "title_canon_sha256": "f097b57dcf56ec6f8109d334cb5bcbc794341445b0d9bc3a0feeacce91bcc86c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4631",
    "kind": "arxiv",
    "version": 2
  }
}