Pith Number

pith:GVALA2LY

pith:2007:GVALA2LY5UIZWSA7L6QUWVN72L

not attested not anchored not stored refs pending

A High Quality/Low Computational Cost Technique for Block Matching Motion Estimation

G. M. Callico, J. F. Lopez, R. Sarmiento, S. Lopez

arxiv:0710.4819 v1 · 2007-10-25 · 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{GVALA2LY5UIZWSA7L6QUWVN72L}

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	2026-05-18T04:09:05.064134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3540b06978ed119b481f5fa14b55bfd2e03952c8fc05c04099574330978d4a21

Aliases

arxiv: 0710.4819 · arxiv_version: 0710.4819v1 · doi: 10.48550/arxiv.0710.4819 · pith_short_12: GVALA2LY5UIZ · pith_short_16: GVALA2LY5UIZWSA7 · pith_short_8: GVALA2LY

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/GVALA2LY5UIZWSA7L6QUWVN72L \
  | 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: 3540b06978ed119b481f5fa14b55bfd2e03952c8fc05c04099574330978d4a21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "128ac2b6dcee91fde2854ea20f0a3f98ff136439b72fc9aef4349515aa7ad193",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.MM",
    "submitted_at": "2007-10-25T12:03:15Z",
    "title_canon_sha256": "09acb196a6832993a91e31e200bf7c8407cb97cd6d54570cbfc5873c4fe59d68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.4819",
    "kind": "arxiv",
    "version": 1
  }
}