Pith Number

pith:H63K4EH3

pith:2019:H63K4EH3LELNH4E5ZUNOIPEJ42

not attested not anchored not stored refs pending

Active Ordinal Querying for Tuplewise Similarity Learning

Christopher Rozell, Gregory Canal, Stefano Fenu

arxiv:1910.04115 v3 · 2019-10-09 · 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{H63K4EH3LELNH4E5ZUNOIPEJ42}

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	2026-07-05T00:21:15.511449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fb6ae10fb5916d3f09dcd1ae43c89e684a0e64d1d8ced0c20aa2f3412d613b2

Aliases

arxiv: 1910.04115 · arxiv_version: 1910.04115v3 · doi: 10.48550/arxiv.1910.04115 · pith_short_12: H63K4EH3LELN · pith_short_16: H63K4EH3LELNH4E5 · pith_short_8: H63K4EH3

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/H63K4EH3LELNH4E5ZUNOIPEJ42 \
  | 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: 3fb6ae10fb5916d3f09dcd1ae43c89e684a0e64d1d8ced0c20aa2f3412d613b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "283dd469d3962e2a8e9135765df3ef7f9f7f612c321467f4ce4287441e7055d9",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-10-09T16:55:30Z",
    "title_canon_sha256": "7fb3dcd3125277b4199bde27ad8566f609ceabed29676ec5d3b1d911d4f2f190"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.04115",
    "kind": "arxiv",
    "version": 3
  }
}