Pith Number

pith:X5TSBW6H

pith:2016:X5TSBW6HQA44IX6U5V7S56U6AI

not attested not anchored not stored refs pending

Context Aware Nonnegative Matrix Factorization Clustering

Marcello Pelillo, Rocco Tripodi, Sebastiano Vascon

arxiv:1609.04628 v1 · 2016-09-15 · cs.CV · cs.AI · cs.CL · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5TSBW6HQA44IX6U5V7S56U6AI}

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	2026-05-18T01:04:36.111849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf6720dbc78039c45fd4ed7f2efa9e023322d0587e16dc6bd101f7ac3b7f9935

Aliases

arxiv: 1609.04628 · arxiv_version: 1609.04628v1 · doi: 10.48550/arxiv.1609.04628 · pith_short_12: X5TSBW6HQA44 · pith_short_16: X5TSBW6HQA44IX6U · pith_short_8: X5TSBW6H

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/X5TSBW6HQA44IX6U5V7S56U6AI \
  | 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: bf6720dbc78039c45fd4ed7f2efa9e023322d0587e16dc6bd101f7ac3b7f9935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8214099d5d0b79600cf93c7bf14a598e73e897d7827e386d894b8a6c5e8fb872",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-09-15T13:23:43Z",
    "title_canon_sha256": "715e46cc3314608ca63d4cdbf6184e2d5532997b08fd8bf709252a5887022b07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04628",
    "kind": "arxiv",
    "version": 1
  }
}