Pith Number

pith:V227RIYR

pith:2017:V227RIYR7OSLB4W3SA7TW22JD4

not attested not anchored not stored refs pending

On the Discrimination Power and Effective Utilization of Active Learning Measures in Version Space Search

Patrick Rodler

arxiv:1709.07899 v1 · 2017-09-22 · 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{V227RIYR7OSLB4W3SA7TW22JD4}

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	2026-05-18T00:34:28.619588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeb5f8a311fba4b0f2db903f3b6b491f365da09d0e72d73de108444fb7c71c07

Aliases

arxiv: 1709.07899 · arxiv_version: 1709.07899v1 · doi: 10.48550/arxiv.1709.07899 · pith_short_12: V227RIYR7OSL · pith_short_16: V227RIYR7OSLB4W3 · pith_short_8: V227RIYR

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/V227RIYR7OSLB4W3SA7TW22JD4 \
  | 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: aeb5f8a311fba4b0f2db903f3b6b491f365da09d0e72d73de108444fb7c71c07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de4bc98f6b3d51555c8dd523bba92452c9cc83a56435161d8f03911e029e8e7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-09-22T18:30:32Z",
    "title_canon_sha256": "ab49c87f41e1a0e18e9fa74e37aabb19cbc5a6450aeefea44c5644546b9c386d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07899",
    "kind": "arxiv",
    "version": 1
  }
}