Pith Number

pith:X2Q3H4OD

pith:2002:X2Q3H4ODT5UOSVQZMVTMXMSN3O

not attested not anchored not stored refs pending

The DEEP Groth Strip Survey II. Hubble Space Telescope Structural Parameters of Galaxies in the Groth Strip

2), (2) HIA/NRC, 3), (3) NMSU, 4), (4) U. Florida, 5), (5) SIRTF), Andrew C. Phillips (1), Benjamin J. Weiner (1), Christopher N. A. Willmer (1), David C. Koo (1), Garth D. Illingworth (1), Luc Simard (1, Myungshin Im (1, Nicole P. Vogt (1, S. M. Faber (1) ((1) UCO/Lick, Vicki L. Sarajedini (1

arxiv:astro-ph/0205025 v2 · 2002-05-02 · 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{X2Q3H4ODT5UOSVQZMVTMXMSN3O}

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.

Cited by

1 paper in Pith

Source Finding and Characterisation for SKAO Science

Receipt and verification

First computed	2026-07-04T16:29:57.641034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bea1b3f1c39f68e956196566cbb24ddb87764ffddeeba9339249fed4f2a8105c

Aliases

arxiv: astro-ph/0205025 · arxiv_version: astro-ph/0205025v2 · doi: 10.48550/arxiv.astro-ph/0205025 · pith_short_12: X2Q3H4ODT5UO · pith_short_16: X2Q3H4ODT5UOSVQZ · pith_short_8: X2Q3H4OD

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/X2Q3H4ODT5UOSVQZMVTMXMSN3O \
  | 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: bea1b3f1c39f68e956196566cbb24ddb87764ffddeeba9339249fed4f2a8105c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cfcaf75379524d4921d7c52fb539eb20e04bea737e97375b96bab7d3dfdcb36",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-02T18:31:31Z",
    "title_canon_sha256": "32b68ef107e88e51b1d37019d9c0d019a05cf0a1d8357363e3437e7e375bb21c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205025",
    "kind": "arxiv",
    "version": 2
  }
}