Pith Number

pith:OQVW4AJD

pith:2012:OQVW4AJDRA7EH7ZU74RKQWFMND

not attested not anchored not stored refs pending

Active Learning of Custering with Side Information Using $\eps$-Smooth Relative Regret Approximations

Nir Ailon, Ron Begleiter

arxiv:1201.6462 v1 · 2012-01-31 · 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{OQVW4AJDRA7EH7ZU74RKQWFMND}

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	2026-05-18T04:03:31.445830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

742b6e0123883e43ff34ff22a858ac68d4fdf07708c643d25000fd6f80fc8515

Aliases

arxiv: 1201.6462 · arxiv_version: 1201.6462v1 · doi: 10.48550/arxiv.1201.6462 · pith_short_12: OQVW4AJDRA7E · pith_short_16: OQVW4AJDRA7EH7ZU · pith_short_8: OQVW4AJD

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/OQVW4AJDRA7EH7ZU74RKQWFMND \
  | 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: 742b6e0123883e43ff34ff22a858ac68d4fdf07708c643d25000fd6f80fc8515

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd9179b967c17988db39909a0b8c4fc75fe961f52cd9dbf68ff05ea66571158f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-01-31T07:46:08Z",
    "title_canon_sha256": "bebcdeeb76499aebb915e1101f9066900ecd8da539e0d0852ac8387d0207e2ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6462",
    "kind": "arxiv",
    "version": 1
  }
}