Pith Number

pith:FLGHOCTT

pith:2000:FLGHOCTTMGQL5J3DYAEQVTB6Y3

not attested not anchored not stored refs pending

A New Method For Galaxy Cluster Detection I: The Algorithm

H.K.C. Yee, Michael D. Gladders

arxiv:astro-ph/0004092 v2 · 2000-04-06 · 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{FLGHOCTTMGQL5J3DYAEQVTB6Y3}

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

2 papers in Pith

Galaxy clusters in the VIDEO fields: detection and characterisation in the context of MOONRISE

COOL-LAMPS IX: A Rare Duo of Quasars Each Lensed by a Single Massive Galaxy Cluster

Receipt and verification

First computed	2026-07-04T15:20:06.888467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2acc770a7361a0bea763c0090acc3ec6f781bca77ef772b3c0d4f7de00fc003f

Aliases

arxiv: astro-ph/0004092 · arxiv_version: astro-ph/0004092v2 · doi: 10.48550/arxiv.astro-ph/0004092 · pith_short_12: FLGHOCTTMGQL · pith_short_16: FLGHOCTTMGQL5J3D · pith_short_8: FLGHOCTT

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/FLGHOCTTMGQL5J3DYAEQVTB6Y3 \
  | 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: 2acc770a7361a0bea763c0090acc3ec6f781bca77ef772b3c0d4f7de00fc003f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "890d7d29c6d3339e362eec1fda06b143ea17237dc67176ed291627c2810a884a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-06T20:06:05Z",
    "title_canon_sha256": "3461aac26e227c704327009380225ec5707bf4ce83eed4d31bebc15b209afaeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004092",
    "kind": "arxiv",
    "version": 2
  }
}