Pith Number

pith:WUB5A62M

pith:2004:WUB5A62MUGTKCGYGJPIY6PJDAP

not attested not anchored not stored refs pending

Using Bars As Signposts of Galaxy Evolution at High and Low Redshifts

D. Block, E. Schinnerer, K. Menendez-Delmestre, K. Sheth, L.E. Strubbe, M.W. Regan, N. Scoville, T. Jarrett

arxiv:astro-ph/0407322 v1 · 2004-07-15 · 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{WUB5A62MUGTKCGYGJPIY6PJDAP}

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	2026-05-18T01:21:56.793582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b503d07b4ca1a6a11b064bd18f3d2303dd00314e0333e24e8d7b48590a74542a

Aliases

arxiv: astro-ph/0407322 · arxiv_version: astro-ph/0407322v1 · doi: 10.48550/arxiv.astro-ph/0407322 · pith_short_12: WUB5A62MUGTK · pith_short_16: WUB5A62MUGTKCGYG · pith_short_8: WUB5A62M

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/WUB5A62MUGTKCGYGJPIY6PJDAP \
  | 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: b503d07b4ca1a6a11b064bd18f3d2303dd00314e0333e24e8d7b48590a74542a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ddf0daceb9e3ef44b4f3178cee0704d69fcbb3ab76378eaba6e28802bdf6ac2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-15T23:00:49Z",
    "title_canon_sha256": "89b65213e53d83ee1f63d2fd892b470104c1c1d128c20e3e404ffa9074715f2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407322",
    "kind": "arxiv",
    "version": 1
  }
}