Pith Number

pith:S6MG7KXR

pith:2025:S6MG7KXRLCJ2KOXAIQBOKHSKST

not attested not anchored not stored refs pending

FPC-Net: Revisiting SuperPoint with Descriptor-Free Keypoint Detection via Feature Pyramids and Consistency-Based Implicit Matching

Claudiu Leoveanu-Condrei, C\u{a}lin-Adrian Popa, Ionu\c{t} Grigore

arxiv:2507.10770 v1 · 2025-07-14 · 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{S6MG7KXRLCJ2KOXAIQBOKHSKST}

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	2026-07-05T11:36:59.738435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97986faaf15893a53ae04402e51e4a94f9a8f3b9e88b93727b35adf1e50e5669

Aliases

arxiv: 2507.10770 · arxiv_version: 2507.10770v1 · doi: 10.48550/arxiv.2507.10770 · pith_short_12: S6MG7KXRLCJ2 · pith_short_16: S6MG7KXRLCJ2KOXA · pith_short_8: S6MG7KXR

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/S6MG7KXRLCJ2KOXAIQBOKHSKST \
  | 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: 97986faaf15893a53ae04402e51e4a94f9a8f3b9e88b93727b35adf1e50e5669

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bd37cdf4fd465ed9fbf795cf1c639ec9253bf037500e1b4b10da693f7c31f8f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-14T19:52:24Z",
    "title_canon_sha256": "e5199d7ef8505147187f18a6b6b50ede3a5f98778fd3d7b4b8241d2e5e217428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.10770",
    "kind": "arxiv",
    "version": 1
  }
}