Pith Number

pith:LJREY63N

pith:2025:LJREY63N3NIDZMVWDATG64APOY

not attested not anchored not stored refs pending

Learning Dense Feature Matching via Lifting Single 2D Image to 3D Space

Wenqi Shao, Ying Fu, Yingping Liang, Yutao Hu

arxiv:2507.00392 v2 · 2025-07-01 · 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{LJREY63N3NIDZMVWDATG64APOY}

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	2026-07-05T11:32:32.892001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a624c7b6ddb503cb2b618266f700f7610301d3ac6b7e2148d9937e41958a796

Aliases

arxiv: 2507.00392 · arxiv_version: 2507.00392v2 · doi: 10.48550/arxiv.2507.00392 · pith_short_12: LJREY63N3NID · pith_short_16: LJREY63N3NIDZMVW · pith_short_8: LJREY63N

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/LJREY63N3NIDZMVWDATG64APOY \
  | 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: 5a624c7b6ddb503cb2b618266f700f7610301d3ac6b7e2148d9937e41958a796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2092a9b004bec1cf965b18a6619da4079cd16c28e267154edffaf40c9176043f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-01T03:07:21Z",
    "title_canon_sha256": "b96d5c9cf91c8a0259ba716045ce68118e43ba38f6e98536afc4bfde56c2a009"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00392",
    "kind": "arxiv",
    "version": 2
  }
}