Pith Number

pith:HOKO4TEU

pith:2017:HOKO4TEUNK2T47A7CFH5WRJ6EU

not attested not anchored not stored refs pending

A Random-Fern based Feature Approach for Image Matching

Seo-hyeon Keun, Yong Khoo

arxiv:1706.01115 v1 · 2017-06-04 · 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{HOKO4TEUNK2T47A7CFH5WRJ6EU}

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	2026-05-18T00:43:04.447277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b94ee4c946ab53e7c1f114fdb453e2528d507425969ac5a26bb1ac7b7d63e1d

Aliases

arxiv: 1706.01115 · arxiv_version: 1706.01115v1 · doi: 10.48550/arxiv.1706.01115 · pith_short_12: HOKO4TEUNK2T · pith_short_16: HOKO4TEUNK2T47A7 · pith_short_8: HOKO4TEU

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/HOKO4TEUNK2T47A7CFH5WRJ6EU \
  | 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: 3b94ee4c946ab53e7c1f114fdb453e2528d507425969ac5a26bb1ac7b7d63e1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30670c7ab889383c289bf4f1ed773efa0806b441f1620035f1c52e24a698f1aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-06-04T17:41:57Z",
    "title_canon_sha256": "66296b966713be333d545cb3faa062ad188dc83956321a2cd1ee5cbab08f1cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01115",
    "kind": "arxiv",
    "version": 1
  }
}