Pith Number

pith:7S35CDAB

pith:2010:7S35CDABOWGBGVYEL7CH43AF7Z

not attested not anchored not stored refs pending

The Distance to NGC 1316 (Fornax A) From Observations of Four Type Ia Supernovae

Abdo Campillay, Barry Madore, Carlos Contreras, Chris Burns, Eric Persson, Francisco Salgado, Gaston Folatelli, Kevin Krisciunas, Luis Boldt, Mario Hamuy, Mark Phillips, Maximilian Stritzinger, Miguel Roth, Nicholas Suntzeff, Wendy Freedman, Wojtek Krzeminski

arxiv:1009.4390 v1 · 2010-09-22 · 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{7S35CDABOWGBGVYEL7CH43AF7Z}

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	2026-05-18T02:05:18.581276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcb7d10c01758c1357045fc47e6c05fe5f929ec0cd42de60c78a5617c8bd3837

Aliases

arxiv: 1009.4390 · arxiv_version: 1009.4390v1 · doi: 10.48550/arxiv.1009.4390 · pith_short_12: 7S35CDABOWGB · pith_short_16: 7S35CDABOWGBGVYE · pith_short_8: 7S35CDAB

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/7S35CDABOWGBGVYEL7CH43AF7Z \
  | 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: fcb7d10c01758c1357045fc47e6c05fe5f929ec0cd42de60c78a5617c8bd3837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc6d0fe7e6aa2c980f3d2e4bc81671664a4a2f67e8784353de1c13c65c6a3120",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-09-22T15:31:22Z",
    "title_canon_sha256": "f5ee964f460d19abc55119717974120fba433ca1862411f76496a2b1b2145666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4390",
    "kind": "arxiv",
    "version": 1
  }
}