Pith Number

pith:ACSAH5C2

pith:2019:ACSAH5C2JLDQMRQLXPCQJVUGIB

not attested not anchored not stored refs pending

Classification from Pairwise Similarities/Dissimilarities and Unlabeled Data via Empirical Risk Minimization

Han Bao, Issei Sato, Masashi Sugiyama, Takuya Shimada

arxiv:1904.11717 v1 · 2019-04-26 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACSAH5C2JLDQMRQLXPCQJVUGIB}

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	2026-05-17T23:47:41.144399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00a403f45a4ac706460bbbc504d68640565d20f00d88ae92d17318413d5c3e30

Aliases

arxiv: 1904.11717 · arxiv_version: 1904.11717v1 · doi: 10.48550/arxiv.1904.11717 · pith_short_12: ACSAH5C2JLDQ · pith_short_16: ACSAH5C2JLDQMRQL · pith_short_8: ACSAH5C2

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/ACSAH5C2JLDQMRQLXPCQJVUGIB \
  | 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: 00a403f45a4ac706460bbbc504d68640565d20f00d88ae92d17318413d5c3e30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8a165ea564b15813977c3bf7c3f821ad2c01a8a0a89bfe56b2180156d03f1ce",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-26T08:43:53Z",
    "title_canon_sha256": "90ec4980e9d098f52d83079d1de0745ccf5f7c4b462dcc67ef454ee5d6cfd56c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11717",
    "kind": "arxiv",
    "version": 1
  }
}