Pith Number

pith:MS2PGSXE

pith:2018:MS2PGSXEABDDCR64TFVPMXUPC5

not attested not anchored not stored refs pending

Information-Theoretic Active Learning for Content-Based Image Retrieval

Bj\"orn Barz, Christoph K\"ading, Joachim Denzler

arxiv:1809.02337 v2 · 2018-09-07 · cs.CV · cs.IR · 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{MS2PGSXEABDDCR64TFVPMXUPC5}

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	2026-05-17T23:39:58.300460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64b4f34ae400463147dc996af65e8f174c9fc806e94c445e4bcb3366797e6420

Aliases

arxiv: 1809.02337 · arxiv_version: 1809.02337v2 · doi: 10.48550/arxiv.1809.02337 · pith_short_12: MS2PGSXEABDD · pith_short_16: MS2PGSXEABDDCR64 · pith_short_8: MS2PGSXE

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/MS2PGSXEABDDCR64TFVPMXUPC5 \
  | 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: 64b4f34ae400463147dc996af65e8f174c9fc806e94c445e4bcb3366797e6420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f60b978b5f7c5f72730ca48188501bd477808a5f9da962d1f4abfa9382be4ad",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-07T07:57:26Z",
    "title_canon_sha256": "a612ce97d9df7a92333e3b7d347517995219771cb10441453b23f3a14d066951"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02337",
    "kind": "arxiv",
    "version": 2
  }
}