Pith Number

pith:3VEUF4HH

pith:2011:3VEUF4HH5KZNGTUOEB2LP6EDY7

not attested not anchored not stored refs pending

Galaxy clusters at high redshift and evolution of brightest cluster galaxies

J. L. Han, Z. L. Wen

arxiv:1104.1667 v3 · 2011-04-09 · 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{3VEUF4HH5KZNGTUOEB2LP6EDY7}

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	2026-05-18T04:11:28.714090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd4942f0e7eab2d34e8e2074b7f883c7f44f99755579d87c71012ef160dbcc62

Aliases

arxiv: 1104.1667 · arxiv_version: 1104.1667v3 · doi: 10.48550/arxiv.1104.1667 · pith_short_12: 3VEUF4HH5KZN · pith_short_16: 3VEUF4HH5KZNGTUO · pith_short_8: 3VEUF4HH

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/3VEUF4HH5KZNGTUOEB2LP6EDY7 \
  | 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: dd4942f0e7eab2d34e8e2074b7f883c7f44f99755579d87c71012ef160dbcc62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c201d31296deaa2f28f580cdae1fdd5209779b6e9154778787f19cd4ee27ceb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-09T02:40:42Z",
    "title_canon_sha256": "ebfc7349f9605ad6c7d4596648cb26742dfd608ea1576de8f943a516e69130d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1667",
    "kind": "arxiv",
    "version": 3
  }
}