Pith Number

pith:JHH5EMVY

pith:2014:JHH5EMVYEQPQSNOVQRBWZWFBWF

not attested not anchored not stored refs pending

Block matching algorithm based on Differential Evolution for motion estimation

Daniel Zaldivar, Diego Oliva, Erik Cuevas, Marco Perez-Cisneros

arxiv:1405.4721 v1 · 2014-05-16 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JHH5EMVYEQPQSNOVQRBWZWFBWF}

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	2026-05-18T02:51:34.797122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49cfd232b8241f0935d584436cd8a1b170dad98af440d2fe14ee1f3a783adccc

Aliases

arxiv: 1405.4721 · arxiv_version: 1405.4721v1 · doi: 10.48550/arxiv.1405.4721 · pith_short_12: JHH5EMVYEQPQ · pith_short_16: JHH5EMVYEQPQSNOV · pith_short_8: JHH5EMVY

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/JHH5EMVYEQPQSNOVQRBWZWFBWF \
  | 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: 49cfd232b8241f0935d584436cd8a1b170dad98af440d2fe14ee1f3a783adccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "122c2a58e067e04b3061d719e2bc8d9b07dd6006f339285ffc6518f9c040c720",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2014-05-16T19:41:14Z",
    "title_canon_sha256": "e434021366d11b41ea3198753a186db55f4f70b4190bf90a252193e7e7555459"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4721",
    "kind": "arxiv",
    "version": 1
  }
}