Pith Number

pith:JFDXH7KO

pith:2009:JFDXH7KO2IKHNDRLPEAFI2IL32

not attested not anchored not stored refs pending

Fourier Photometric Analysis of Isolated Galaxies in the Context of the AMIGA Project

(2) Instituto de Astrofisica de Andalucia), A. Durbala (1), J. W. Sulentic (1), L. Verdes-Montenegro (2) ((1) University of Alabama, R. Buta (1)

arxiv:0905.2340 v1 · 2009-05-14 · 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{JFDXH7KO2IKHNDRLPEAFI2IL32}

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	2026-05-18T02:13:39.383712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

494773fd4ed214768e2b790054690bde8a801e6c46b6301b817340ba7c461a6a

Aliases

arxiv: 0905.2340 · arxiv_version: 0905.2340v1 · doi: 10.48550/arxiv.0905.2340 · pith_short_12: JFDXH7KO2IKH · pith_short_16: JFDXH7KO2IKHNDRL · pith_short_8: JFDXH7KO

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/JFDXH7KO2IKHNDRLPEAFI2IL32 \
  | 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: 494773fd4ed214768e2b790054690bde8a801e6c46b6301b817340ba7c461a6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a5ef76f7c5e0a1b7e6424d4cb9dc303053638a206846ba7ed4ab9b00c8f861d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-14T19:43:24Z",
    "title_canon_sha256": "0b3f10225992b86bd472d666ef076517a50661b230612e3622b05c838cda7eb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2340",
    "kind": "arxiv",
    "version": 1
  }
}