Pith Number

pith:QQ3QNQC7

pith:2011:QQ3QNQC76GVQIGXZL7B6HMBYTO

not attested not anchored not stored refs pending

Statistical Mechanics of Semi-Supervised Clustering in Sparse Graphs

Aram Galstyan, Armen E. Allahverdyan, Greg Ver Steeg

arxiv:1101.4227 v3 · 2011-01-21 · physics.data-an · cond-mat.dis-nn · cond-mat.stat-mech · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQ3QNQC76GVQIGXZL7B6HMBYTO}

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	2026-05-18T04:09:56.442273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

843706c05ff1ab041af95fc3e3b0389b917bc4c0ed0b031ae87aaeb2e22e884a

Aliases

arxiv: 1101.4227 · arxiv_version: 1101.4227v3 · doi: 10.48550/arxiv.1101.4227 · pith_short_12: QQ3QNQC76GVQ · pith_short_16: QQ3QNQC76GVQIGXZ · pith_short_8: QQ3QNQC7

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/QQ3QNQC76GVQIGXZL7B6HMBYTO \
  | 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: 843706c05ff1ab041af95fc3e3b0389b917bc4c0ed0b031ae87aaeb2e22e884a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c45f4144e1366183f0be91e69b8f27cd252dac980eef8d2c7139f12f2c0cadcf",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.stat-mech",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2011-01-21T20:37:31Z",
    "title_canon_sha256": "fb7b7a81fd5345c16930bbb670492ff06ad35b61d934a4a27fa5678c899eb543"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4227",
    "kind": "arxiv",
    "version": 3
  }
}