Pith Number

pith:DIQBTEKV

pith:2014:DIQBTEKVTGYFIXSGJ7B4VIDQCY

not attested not anchored not stored refs pending

Improved Spectral Clustering via Embedded Label Propagation

Feiping Nie, Heng Huang, Xiaojun Chang, Yi Yang

arxiv:1411.6241 v2 · 2014-11-23 · 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{DIQBTEKVTGYFIXSGJ7B4VIDQCY}

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	2026-05-18T01:31:03.568161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a2019915599b0545e464fc3caa070161fa31b244e05970769cc0057e54245f3

Aliases

arxiv: 1411.6241 · arxiv_version: 1411.6241v2 · doi: 10.48550/arxiv.1411.6241 · pith_short_12: DIQBTEKVTGYF · pith_short_16: DIQBTEKVTGYFIXSG · pith_short_8: DIQBTEKV

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/DIQBTEKVTGYFIXSGJ7B4VIDQCY \
  | 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: 1a2019915599b0545e464fc3caa070161fa31b244e05970769cc0057e54245f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f49545a6f06eddefd6df4ce79551844e7ec0d56944ceea2dcf6c61b0b2e7a552",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-11-23T13:35:29Z",
    "title_canon_sha256": "0347795245b3421946098aba3eb39cf8a53642905e8455b8abbf5ea22e3bed6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6241",
    "kind": "arxiv",
    "version": 2
  }
}