Pith Number

pith:SXUSOZZ6

pith:2009:SXUSOZZ63Z7SFJA4VEACO567BV

not attested not anchored not stored refs pending

Using Spectral Flux Ratios to Standardize SN Ia Luminosities

C. Aragon, C. Baltay, C. Buton, C. Tao, C. Wu (The Nearby Supernova Factory), D. Rabinowitz, E. Gangler, E. Pecontal, G. Aldering, G. Rigaudier, G. Smadja, H. Swift, K. Runge, M. Childress, N. Chotard, P. Antilogus, P. Nugent, R. C. Thomas, R. Pain, R. Pereira, R. Scalzo, S. Bailey, S. Bongard, S. Loken, S. Perlmutter, Y. Copin

arxiv:0905.0340 v2 · 2009-05-04 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SXUSOZZ63Z7SFJA4VEACO567BV}

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	2026-05-18T02:13:47.965822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95e927673ede7f22a41ca9002777df0d7eda72e625c5f6a26ccba9be34fbf6c2

Aliases

arxiv: 0905.0340 · arxiv_version: 0905.0340v2 · doi: 10.48550/arxiv.0905.0340 · pith_short_12: SXUSOZZ63Z7S · pith_short_16: SXUSOZZ63Z7SFJA4 · pith_short_8: SXUSOZZ6

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/SXUSOZZ63Z7SFJA4VEACO567BV \
  | 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: 95e927673ede7f22a41ca9002777df0d7eda72e625c5f6a26ccba9be34fbf6c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f93d92d12815ef776dcf0f755ea2254eb825b3d606ef91ab9137538ff714472",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-04T10:29:39Z",
    "title_canon_sha256": "34758322d9e99e5981ead0707b6b707716828835f1b5813025f14de6d4bb11ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0340",
    "kind": "arxiv",
    "version": 2
  }
}