Pith Number

pith:INYYFRAB

pith:2004:INYYFRABN75PFEKVQTY5IERQDO

not attested not anchored not stored refs pending

A Catalog of Very Isolated Galaxies from the SDSS Data Release 1

Brian C. Lee, Douglas L. Tucker, J. Allyn Smith, Sahar S. Allam

arxiv:astro-ph/0410172 v1 · 2004-10-06 · 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{INYYFRABN75PFEKVQTY5IERQDO}

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	2026-05-18T02:40:26.095353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437182c4016ffaf2915584f1d412301b945bf05040446b7896f95b0a1fc1d237

Aliases

arxiv: astro-ph/0410172 · arxiv_version: astro-ph/0410172v1 · doi: 10.48550/arxiv.astro-ph/0410172 · pith_short_12: INYYFRABN75P · pith_short_16: INYYFRABN75PFEKV · pith_short_8: INYYFRAB

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/INYYFRABN75PFEKVQTY5IERQDO \
  | 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: 437182c4016ffaf2915584f1d412301b945bf05040446b7896f95b0a1fc1d237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8790aa55f3cad84eadde4f0506b59a43288f521370ffb471e79f44dea1f8737",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-10-06T23:50:44Z",
    "title_canon_sha256": "712cec06d56a82b729f59d5a958a00942959925638b9918e7b0b804cf5765c75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0410172",
    "kind": "arxiv",
    "version": 1
  }
}