Pith Number

pith:Q7BUVXYN

pith:2018:Q7BUVXYNJGIEKAS63KFZM7XID7

not attested not anchored not stored refs pending

Automatic Feature Weight Determination using Indexing and Pseudo-Relevance Feedback for Multi-feature Content-Based Image Retrieval

Asheet Kumar, Chiranjoy Chattopadhyay, Shivam Choudhary, Vaibhav Singh Khokhar, Vikas Meena

arxiv:1812.04215 v1 · 2018-12-11 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7BUVXYNJGIEKAS63KFZM7XID7}

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	2026-05-17T23:58:35.188127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87c34adf0d499045025eda8b967ee81fdd3181eb456653c6260cf6a3c78db936

Aliases

arxiv: 1812.04215 · arxiv_version: 1812.04215v1 · doi: 10.48550/arxiv.1812.04215 · pith_short_12: Q7BUVXYNJGIE · pith_short_16: Q7BUVXYNJGIEKAS6 · pith_short_8: Q7BUVXYN

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/Q7BUVXYNJGIEKAS63KFZM7XID7 \
  | 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: 87c34adf0d499045025eda8b967ee81fdd3181eb456653c6260cf6a3c78db936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e46016cc88a5e89d788bb342cf01629e6759ca3996e3466e5ac1288935310bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-11T04:21:07Z",
    "title_canon_sha256": "5751ee8878c7df60c4377a4f21aa598b1f4d684572c9cf9fd1623aadcc7b2d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04215",
    "kind": "arxiv",
    "version": 1
  }
}