Pith Number

pith:LKKO2VZT

pith:2007:LKKO2VZT7FMIIVIYSTWROYZQLY

not attested not anchored not stored refs pending

A spectrophotometric model applied to cluster galaxies: the WINGS dataset

A. Cava, A. Dressler, B. M. Poggianti, D. Bettoni, G. Fasano, J. Fritz, J. Varela, M. D'Onofrio, M. Moles, P. Kjaergaard, W. J. Couch

arxiv:0705.1513 v1 · 2007-05-10 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKKO2VZT7FMIIVIYSTWROYZQLY}

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	2026-07-04T17:03:48.281522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a94ed5733f95884551894ed1763305e25ce9f2f1d8419c12c57a2a33013982d

Aliases

arxiv: 0705.1513 · arxiv_version: 0705.1513v1 · doi: 10.48550/arxiv.0705.1513 · pith_short_12: LKKO2VZT7FMI · pith_short_16: LKKO2VZT7FMIIVIY · pith_short_8: LKKO2VZT

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/LKKO2VZT7FMIIVIYSTWROYZQLY \
  | 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: 5a94ed5733f95884551894ed1763305e25ce9f2f1d8419c12c57a2a33013982d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2823e5f4f2334300958897d513a7c750d7069a0c5f2118abca22e90c4c1c93c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-05-10T16:47:32Z",
    "title_canon_sha256": "ee2c55ea0d0876c385664cb7ace010f12ec3f115baf2257ac012775f8a7a7623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.1513",
    "kind": "arxiv",
    "version": 1
  }
}