Pith Number

pith:IKVW4T5Q

pith:2007:IKVW4T5QYRX7KDWKPAOAR7UOLT

not attested not anchored not stored refs pending

A Survey of Local Group Galaxies Currently Forming Stars: II. UBVRI Photometry of Stars in Seven Dwarfs and a Comparison of the Entire Sample

George H. Jacoby, K. A. G. Olsen, Paul W. Hodge, Philip Massey, R. C Smith, Reagin T. McNeill, Shay B. Strong

arxiv:astro-ph/0702236 v2 · 2007-02-08 · astro-ph · 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{IKVW4T5QYRX7KDWKPAOAR7UOLT}

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	2026-05-18T04:36:51.594713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42ab6e4fb0c46ff50eca781c08fe8e5cc442f948355f9c840f96167e31be125b

Aliases

arxiv: astro-ph/0702236 · arxiv_version: astro-ph/0702236v2 · doi: 10.48550/arxiv.astro-ph/0702236 · pith_short_12: IKVW4T5QYRX7 · pith_short_16: IKVW4T5QYRX7KDWK · pith_short_8: IKVW4T5Q

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/IKVW4T5QYRX7KDWKPAOAR7UOLT \
  | 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: 42ab6e4fb0c46ff50eca781c08fe8e5cc442f948355f9c840f96167e31be125b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f06e573e4add589bb3fec0b368de23ff12f81f82a0f416c309ae5c33e7648f0d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-08T17:25:15Z",
    "title_canon_sha256": "22dbd42370177729b335b421e7a02b62302ba36d980c066bf45a31f0c756b425"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702236",
    "kind": "arxiv",
    "version": 2
  }
}