Pith Number

pith:CWIMGU7S

pith:2017:CWIMGU7SP4JNJVPIHDKS2F2LLU

not attested not anchored not stored refs pending

Distributed Bayesian Probabilistic Matrix Factorization

Imen Chakroun, Tom Haber, Tom Vander Aa

arxiv:1705.04159 v1 · 2017-05-11 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWIMGU7SP4JNJVPIHDKS2F2LLU}

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	2026-05-18T00:44:39.587841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1590c353f27f12d4d5e838d52d174b5d24d6c411b6f9db2c97d4adea448728e3

Aliases

arxiv: 1705.04159 · arxiv_version: 1705.04159v1 · doi: 10.48550/arxiv.1705.04159 · pith_short_12: CWIMGU7SP4JN · pith_short_16: CWIMGU7SP4JNJVPI · pith_short_8: CWIMGU7S

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/CWIMGU7SP4JNJVPIHDKS2F2LLU \
  | 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: 1590c353f27f12d4d5e838d52d174b5d24d6c411b6f9db2c97d4adea448728e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09afee8c29a5283c03237f4982e7280697cfb220a806f7a5d31949a9d6ceaa2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-05-11T13:20:01Z",
    "title_canon_sha256": "a6bd97ce4243cd51f43da7cf5417262e7e9fb71f4c10f3702e54b1449eb788ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04159",
    "kind": "arxiv",
    "version": 1
  }
}