Pith Number

pith:V2HLAXOA

pith:2021:V2HLAXOANFT2PYFABYQJVWXNN6

not attested not anchored not stored refs pending

Deep Lucas-Kanade Homography for Multimodal Image Alignment

Xinming Huang, Yiming Zhao, Ziming Zhang

arxiv:2104.11693 v1 · 2021-04-22 · 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{V2HLAXOANFT2PYFABYQJVWXNN6}

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	2026-07-05T02:34:34.943182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae8eb05dc06967a7e0a00e209adaed6f8f177c65ebcfbc28028b5fe70a94790d

Aliases

arxiv: 2104.11693 · arxiv_version: 2104.11693v1 · doi: 10.48550/arxiv.2104.11693 · pith_short_12: V2HLAXOANFT2 · pith_short_16: V2HLAXOANFT2PYFA · pith_short_8: V2HLAXOA

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/V2HLAXOANFT2PYFABYQJVWXNN6 \
  | 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: ae8eb05dc06967a7e0a00e209adaed6f8f177c65ebcfbc28028b5fe70a94790d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fece126200739548334d6752194edaffa91b773222ed9a488fe995f96d4a3ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-22T04:11:29Z",
    "title_canon_sha256": "b7d27cf2b95f2f1325db388df7959a3f96712ff2a273268080b7f27bb3035290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11693",
    "kind": "arxiv",
    "version": 1
  }
}