Pith Number

pith:4VJBVVUU

pith:2017:4VJBVVUUOTVPSI22BRGYOFLUG4

not attested not anchored not stored refs pending

K-means Algorithm over Compressed Binary Data

Elsa Dupraz

arxiv:1701.03403 v2 · 2017-01-12 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VJBVVUUOTVPSI22BRGYOFLUG4}

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	2026-05-18T00:25:42.274168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5521ad69474eaf9235a0c4d871574371090d035d9420c2bfb74babd834d6672

Aliases

arxiv: 1701.03403 · arxiv_version: 1701.03403v2 · doi: 10.48550/arxiv.1701.03403 · pith_short_12: 4VJBVVUUOTVP · pith_short_16: 4VJBVVUUOTVPSI22 · pith_short_8: 4VJBVVUU

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/4VJBVVUUOTVPSI22BRGYOFLUG4 \
  | 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: e5521ad69474eaf9235a0c4d871574371090d035d9420c2bfb74babd834d6672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09dbec029b0ee5f0e860ce5cca45e4717f489cae184842878c7633964e0b18ea",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-12T16:49:21Z",
    "title_canon_sha256": "a7c6a6841e679175dd0b3a738c923a7f1f242f821aca7d26cfb37355b3887a4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03403",
    "kind": "arxiv",
    "version": 2
  }
}