Pith Number

pith:QKSH5NFJ

pith:2017:QKSH5NFJQQZS4PMD2MMRJDRQRN

not attested not anchored not stored refs pending

Multiple Reflection Symmetry Detection via Linear-Directional Kernel Density Estimation

Cecile Barat, Christophe Ducottet, Mohamed Elawady, Olivier Alata, Philippe Colantoni

arxiv:1704.06392 v1 · 2017-04-21 · 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{QKSH5NFJQQZS4PMD2MMRJDRQRN}

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	2026-05-18T00:45:59.760020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a47eb4a984332e3d83d319148e308b5b1e16981475e5a9be20d42e47f94dc5

Aliases

arxiv: 1704.06392 · arxiv_version: 1704.06392v1 · doi: 10.48550/arxiv.1704.06392 · pith_short_12: QKSH5NFJQQZS · pith_short_16: QKSH5NFJQQZS4PMD · pith_short_8: QKSH5NFJ

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/QKSH5NFJQQZS4PMD2MMRJDRQRN \
  | 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: 82a47eb4a984332e3d83d319148e308b5b1e16981475e5a9be20d42e47f94dc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ae8640757fdf113da770c5182f1703bdc595c908d1b4930911451331abbc408",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-21T04:15:15Z",
    "title_canon_sha256": "8a6ed709217d0eda99f1a12059ba99feffb91aee1cb7ce1074f43d653ce58c56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06392",
    "kind": "arxiv",
    "version": 1
  }
}