Pith Number

pith:3T672GCV

pith:2015:3T672GCVM25JKV4V5G4LMF5BOU

not attested not anchored not stored refs pending

Unusual A2142 supercluster with a collapsing core: distribution of light and mass

Changbom Park, Elmo Tempel, Enn Saar, Jaan Einasto, Jukka Nevalainen, Lauri Juhan Liivamagi, Maret Einasto, Mirt Gramann, Pekka Heinamaki

arxiv:1505.07233 v2 · 2015-05-27 · 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{3T672GCVM25JKV4V5G4LMF5BOU}

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	2026-05-18T01:35:54.338510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcfdfd185566ba955795e9b8b617a1753446bbb1e38436189ca86ed5eeed025e

Aliases

arxiv: 1505.07233 · arxiv_version: 1505.07233v2 · doi: 10.48550/arxiv.1505.07233 · pith_short_12: 3T672GCVM25J · pith_short_16: 3T672GCVM25JKV4V · pith_short_8: 3T672GCV

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/3T672GCVM25JKV4V5G4LMF5BOU \
  | 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: dcfdfd185566ba955795e9b8b617a1753446bbb1e38436189ca86ed5eeed025e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "370171f373008a4b5a4634e00c3031bb6c6fd734e69e54ae7ca8a042e097b662",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-05-27T09:13:51Z",
    "title_canon_sha256": "e51f3229c9bd308340a47356485c7f1aec7f403789a06d3130dd9b7a70af03aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07233",
    "kind": "arxiv",
    "version": 2
  }
}