Pith Number

pith:WHX5MA5D

pith:2009:WHX5MA5D5LSPCSLTK2OWW7P6TS

not attested not anchored not stored refs pending

The Sloan Digital Sky Survey-II: Photometry and Supernova Ia Light Curves from the 2005 data

Adam G. Reiss, Andrew Becker, Ben Dilday, Bruce Bassett, Chen Zheng, Craig J. Hogan, Darren L. Depoy, David Cinabro, David McGinnis, Donald P. Schneider, Fritz DeJongh, Gajus Miknaitis, Hubert Lampeitl, Jennifer L. Marshall, John Marriner, Jon A. Holtzman, Jose Luis Prieto, Joshua A. Frieman, Kohki Konishi, Kouichi Tokita, Kurt van der Heyden, Mamoru Doi, Masao Sako, Mathew Smith, Michael W. Richmond, Naohiro Takanashi, Naoki Yasuda, Peter M. Garnavich, Richard Kessler, Robert C. Nichol, Roger Romani, Saurabh Jha

arxiv:0908.4277 v1 · 2009-08-28 · 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{WHX5MA5D5LSPCSLTK2OWW7P6TS}

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	2026-05-18T02:34:37.175546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1efd603a3eae4f14973569d6b7dfe9cbaab59d40bf9e0f373fe6bea3314f462

Aliases

arxiv: 0908.4277 · arxiv_version: 0908.4277v1 · doi: 10.48550/arxiv.0908.4277 · pith_short_12: WHX5MA5D5LSP · pith_short_16: WHX5MA5D5LSPCSLT · pith_short_8: WHX5MA5D

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/WHX5MA5D5LSPCSLTK2OWW7P6TS \
  | 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: b1efd603a3eae4f14973569d6b7dfe9cbaab59d40bf9e0f373fe6bea3314f462

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b86777ee4a05cd02e91a59869883374f7dba3b61382a24dd4b100da58f6930f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-28T21:20:51Z",
    "title_canon_sha256": "7aca6c048c84a6f57e5765ad91dc4553b7177dd5d3ee309c1b7f9043dffcfd39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4277",
    "kind": "arxiv",
    "version": 1
  }
}