Pith Number

pith:LW54RDWQ

pith:2015:LW54RDWQE2NK5MKBKAAAVNZP4U

not attested not anchored not stored refs pending

Efficient Divide-And-Conquer Classification Based on Feature-Space Decomposition

Bo-Wei Chen, Feng Jiang, Qi Guo, Sun-Yuan Kung, Xiangyang Ji

arxiv:1501.07584 v1 · 2015-01-29 · 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{LW54RDWQE2NK5MKBKAAAVNZP4U}

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	2026-05-18T00:09:42.575031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dbbc88ed0269aaeb14150000ab72fe50c4508df525e6dc863d56ca4e6c46b70

Aliases

arxiv: 1501.07584 · arxiv_version: 1501.07584v1 · doi: 10.48550/arxiv.1501.07584 · pith_short_12: LW54RDWQE2NK · pith_short_16: LW54RDWQE2NK5MKB · pith_short_8: LW54RDWQ

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/LW54RDWQE2NK5MKBKAAAVNZP4U \
  | 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: 5dbbc88ed0269aaeb14150000ab72fe50c4508df525e6dc863d56ca4e6c46b70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40b8f73e1efe9c3783b97b1e380434ed0fe09cf9b51490aaad693cac2728dc82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-01-29T20:41:29Z",
    "title_canon_sha256": "b2dab4c0024bdd315140fbd0d8e234d9bc6f955b1c9758671ba7141e032c70bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07584",
    "kind": "arxiv",
    "version": 1
  }
}