Pith Number

pith:MTWJ7T7Z

pith:2010:MTWJ7T7ZV3I4BCZQDVVHV4WUWU

not attested not anchored not stored refs pending

The properties of Brightest Cluster Galaxies in the SDSS DR6 adaptive matched filter cluster catalogue

A. Pipino (ETH Zurich, E. Pierpaoli (USC), F.Dong (Princeton), S.M.MacKenzie (U.Louisville), T.Szabo (USC), USC)

arxiv:1011.3017 v1 · 2010-11-12 · 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{MTWJ7T7ZV3I4BCZQDVVHV4WUWU}

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	2026-05-18T02:04:48.165754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64ec9fcff9aed1c08b301d6a7af2d4b50c0b84c234d71771f9811f53eb5e4479

Aliases

arxiv: 1011.3017 · arxiv_version: 1011.3017v1 · doi: 10.48550/arxiv.1011.3017 · pith_short_12: MTWJ7T7ZV3I4 · pith_short_16: MTWJ7T7ZV3I4BCZQ · pith_short_8: MTWJ7T7Z

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/MTWJ7T7ZV3I4BCZQDVVHV4WUWU \
  | 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: 64ec9fcff9aed1c08b301d6a7af2d4b50c0b84c234d71771f9811f53eb5e4479

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95cdb90b44aad32a9d572f7d8429c804739b3069037e474c9442ead9e65b5a3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-12T19:41:05Z",
    "title_canon_sha256": "f840c801d2a16239c4e090038949fcf49831ac9479a0778e68c03dfd2f855e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3017",
    "kind": "arxiv",
    "version": 1
  }
}