Pith Number

pith:Q27S2AZS

pith:2017:Q27S2AZSSELT77JVMSFY7WV2QD

not attested not anchored not stored refs pending

Diameter-Based Active Learning

Christopher Tosh, Sanjoy Dasgupta

arxiv:1702.08553 v2 · 2017-02-27 · 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{Q27S2AZSSELT77JVMSFY7WV2QD}

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	2026-05-18T00:42:43.840390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86bf2d033291173ffd35648b8fdaba80c24bd3a159a5db12f0705109886be608

Aliases

arxiv: 1702.08553 · arxiv_version: 1702.08553v2 · doi: 10.48550/arxiv.1702.08553 · pith_short_12: Q27S2AZSSELT · pith_short_16: Q27S2AZSSELT77JV · pith_short_8: Q27S2AZS

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/Q27S2AZSSELT77JVMSFY7WV2QD \
  | 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: 86bf2d033291173ffd35648b8fdaba80c24bd3a159a5db12f0705109886be608

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed5e80fca052f7dae924be764870d9ca65950ecfb9e4c0b8b592cfdccce4acaa",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-02-27T21:59:24Z",
    "title_canon_sha256": "4835855ec3e1562d447b061d3b8543105915abe49fce537781ad2f2b4b3e3c51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08553",
    "kind": "arxiv",
    "version": 2
  }
}