Pith Number

pith:GDPYWR6J

pith:2013:GDPYWR6JVN22XJQCCPU34YSKXG

not attested not anchored not stored refs pending

Content Based Image Retrieval System using Feature Classification with Modified KNN Algorithm

I. Laurence Aroquiaraj, T. Dharani

arxiv:1307.4717 v1 · 2013-07-17 · 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{GDPYWR6JVN22XJQCCPU34YSKXG}

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	2026-05-18T03:18:17.329224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30df8b47c9ab75aba60213e9be624ab983a833029febd712ae2e62ac979382fa

Aliases

arxiv: 1307.4717 · arxiv_version: 1307.4717v1 · doi: 10.48550/arxiv.1307.4717 · pith_short_12: GDPYWR6JVN22 · pith_short_16: GDPYWR6JVN22XJQC · pith_short_8: GDPYWR6J

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/GDPYWR6JVN22XJQCCPU34YSKXG \
  | 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: 30df8b47c9ab75aba60213e9be624ab983a833029febd712ae2e62ac979382fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a8e8e15d50c3253a04f43c0bc3b348c5b0850e351a5695bc27ace10aea80438",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-07-17T18:22:24Z",
    "title_canon_sha256": "a384cad5c0992299798261632480dc8200003bf829e799e2575dc3499ac95d8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4717",
    "kind": "arxiv",
    "version": 1
  }
}