Pith Number

pith:PYTTWTUF

pith:2023:PYTTWTUFVSJ2APYPGTVFIUTZ3L

not attested not anchored not stored refs pending

Quantum image edge detection based on eight-direction Sobel operator for NEQR

Lu Wang, Wenjie Liu

arxiv:2310.03037 v1 · 2023-10-01 · cs.CV · cs.ET · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYTTWTUFVSJ2APYPGTVFIUTZ3L}

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.

Cited by

1 paper in Pith

Explicit Block Encoding of Difference-of-Gaussian Operators on a Periodic Grid

Receipt and verification

First computed	2026-07-05T08:18:00.572448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e273b4e85ac93a03f0f34ea545279dac7a543c29476d878bca1659c2fbb6bca

Aliases

arxiv: 2310.03037 · arxiv_version: 2310.03037v1 · doi: 10.48550/arxiv.2310.03037 · pith_short_12: PYTTWTUFVSJ2 · pith_short_16: PYTTWTUFVSJ2APYP · pith_short_8: PYTTWTUF

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/PYTTWTUFVSJ2APYPGTVFIUTZ3L \
  | 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: 7e273b4e85ac93a03f0f34ea545279dac7a543c29476d878bca1659c2fbb6bca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14f64e62c0c2a65653188ddf991d90f90af1ea26f77b762b8d069aaf5fb70264",
    "cross_cats_sorted": [
      "cs.ET",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-10-01T05:38:59Z",
    "title_canon_sha256": "2e4bbc27ca6191e32aef89088424e39076dea94a2c3400366f9626f02f106a9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.03037",
    "kind": "arxiv",
    "version": 1
  }
}