Pith Number

pith:IVZ7UAAB

pith:2004:IVZ7UAABYAC3VV3ZNW2E27PJL5

not attested not anchored not stored refs pending

Galaxy evolution in clusters up to z=1.0

F. Pacaud, H. Quintana, I. Valtchanov, J. Willis, M. Pierre, S. Andreon

arxiv:astro-ph/0405617 v1 · 2004-05-31 · 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{IVZ7UAABYAC3VV3ZNW2E27PJL5}

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	2026-05-18T02:40:26.393232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4573fa0001c005bad7796db44d7de95f6e685a740b3bff3645b36ba8398b9bfb

Aliases

arxiv: astro-ph/0405617 · arxiv_version: astro-ph/0405617v1 · doi: 10.48550/arxiv.astro-ph/0405617 · pith_short_12: IVZ7UAABYAC3 · pith_short_16: IVZ7UAABYAC3VV3Z · pith_short_8: IVZ7UAAB

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/IVZ7UAABYAC3VV3ZNW2E27PJL5 \
  | 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: 4573fa0001c005bad7796db44d7de95f6e685a740b3bff3645b36ba8398b9bfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d16437c67da4427382d268115a802d2aaa65548fbe3c2ef5e420d7253a99482d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-31T07:54:04Z",
    "title_canon_sha256": "bcebd726c48e54d77c2dceb9865f30626dbac245811d4be82c607e0e5b9223fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405617",
    "kind": "arxiv",
    "version": 1
  }
}