Pith Number

pith:7D3PPVEM

pith:2014:7D3PPVEM6F3XKNMMWUONVNUWAA

not attested not anchored not stored refs pending

Parallel Distributed Block Coordinate Descent Methods based on Pairwise Comparison Oracle

Kota Matsui, Takafumi Kanamori, Wataru Kumagai

arxiv:1409.3912 v1 · 2014-09-13 · stat.ML · 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{7D3PPVEM6F3XKNMMWUONVNUWAA}

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	2026-05-18T02:42:53.397849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8f6f7d48cf17775358cb51cdab69600132b6328349ede77021cb58288265102

Aliases

arxiv: 1409.3912 · arxiv_version: 1409.3912v1 · doi: 10.48550/arxiv.1409.3912 · pith_short_12: 7D3PPVEM6F3X · pith_short_16: 7D3PPVEM6F3XKNMM · pith_short_8: 7D3PPVEM

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/7D3PPVEM6F3XKNMMWUONVNUWAA \
  | 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: f8f6f7d48cf17775358cb51cdab69600132b6328349ede77021cb58288265102

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93375a5c67bc3dcad453c33054b0233b0f06b072ad7482daa6d2fd9645593739",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-09-13T05:45:32Z",
    "title_canon_sha256": "e377d295d502d1408f60c8a7ff117dd052424675fcf96c2e68df33bc654f4952"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3912",
    "kind": "arxiv",
    "version": 1
  }
}