Pith Number

pith:EXG67M6Q

pith:2009:EXG67M6QWLSRCXM4BWFW2BFCZO

not attested not anchored not stored refs pending

The Carnegie Supernova Project: Analysis of the First Sample of Low-Redshift Type-Ia Supernovae

Alexei V. Filippenko, Barry F. Madore, Carlos Contreras, Christopher R. Burns, David Murphy, Francisco Salgado, Gaston Folatelli, Kevin Krisciunas, Luis Boldt, Mario Hamuy, Maximilian Stritzinger, Miguel Roth, M. M. Phillips, Nicholas B. Suntzeff, Nicole Miller, Nidia Morrell, Pamela Wyatt, S. E. Persson, Sergio Gonzalez, Weidong Li, W. L. Freedman, Wojtek Krzeminski

arxiv:0910.3317 v1 · 2009-10-17 · 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{EXG67M6QWLSRCXM4BWFW2BFCZO}

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	2026-05-18T04:25:01.799285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25cdefb3d0b2e5115d9c0d8b6d04a2cb9d964e4e1b5119726a28e931185b1b7f

Aliases

arxiv: 0910.3317 · arxiv_version: 0910.3317v1 · doi: 10.48550/arxiv.0910.3317 · pith_short_12: EXG67M6QWLSR · pith_short_16: EXG67M6QWLSRCXM4 · pith_short_8: EXG67M6Q

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/EXG67M6QWLSRCXM4BWFW2BFCZO \
  | 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: 25cdefb3d0b2e5115d9c0d8b6d04a2cb9d964e4e1b5119726a28e931185b1b7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ec690e5230b0a22c820b63ab670479d24e4d9edf08ebc509a6dfd0ac2cfffc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-17T17:22:14Z",
    "title_canon_sha256": "ada00d8f9fdc04679e4444735a0f45fd3bd7cb73b3bd2c63aee9d6c32a8ded61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3317",
    "kind": "arxiv",
    "version": 1
  }
}