Pith Number

pith:GBXVNF5L

pith:2024:GBXVNF5LXXZDFKGQLOGXING4T2

not attested not anchored not stored refs pending

Efficient LoFTR: Semi-Dense Local Feature Matching with Sparse-Like Speed

Dongli Tan, Sida Peng, Xiaowei Zhou, Xingyi He, Yifan Wang

arxiv:2403.04765 v2 · 2024-03-07 · 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{GBXVNF5LXXZDFKGQLOGXING4T2}

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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.

Cited by

1 paper in Pith

DINO-VO: A Feature-based Visual Odometry Leveraging a Visual Foundation Model

Receipt and verification

First computed	2026-07-05T07:54:56.796342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

306f5697abbdf232a8d05b8d7434dc9eab80635017f2b4ef1cbf9349f1a09d56

Aliases

arxiv: 2403.04765 · arxiv_version: 2403.04765v2 · doi: 10.48550/arxiv.2403.04765 · pith_short_12: GBXVNF5LXXZD · pith_short_16: GBXVNF5LXXZDFKGQ · pith_short_8: GBXVNF5L

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/GBXVNF5LXXZDFKGQLOGXING4T2 \
  | 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: 306f5697abbdf232a8d05b8d7434dc9eab80635017f2b4ef1cbf9349f1a09d56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98658e20ec9a1dd04bda991b0ca222dcf3bbf32d0f6ea72ed5566daf2a785566",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-03-07T18:58:40Z",
    "title_canon_sha256": "0c5aa7b048adfb8d43ea71289567eea5e3a1f179c6a35008491c7b1169264c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.04765",
    "kind": "arxiv",
    "version": 2
  }
}