Pith Number

pith:4KY6LHDD

pith:2020:4KY6LHDDWFKBQSGNQOBWL27FZX

not attested not anchored not stored refs pending

TP-LSD: Tri-Points Based Line Segment Detector

Fangbo Qin, Ning Ding, Pengfei Xiong, Siyu Huang, Xiao Liu, Yijia He

arxiv:2009.05505 v1 · 2020-09-11 · 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{4KY6LHDDWFKBQSGNQOBWL27FZX}

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

MiLSD: A Micro Line-Segment Detector for Resource-Constrained Devices

Receipt and verification

First computed	2026-07-05T01:34:46.122650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2b1e59c63b1541848cd838365ebe5cdca96037296ff8b3714acea76b0bd9fc3

Aliases

arxiv: 2009.05505 · arxiv_version: 2009.05505v1 · doi: 10.48550/arxiv.2009.05505 · pith_short_12: 4KY6LHDDWFKB · pith_short_16: 4KY6LHDDWFKBQSGN · pith_short_8: 4KY6LHDD

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/4KY6LHDDWFKBQSGNQOBWL27FZX \
  | 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: e2b1e59c63b1541848cd838365ebe5cdca96037296ff8b3714acea76b0bd9fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "643582791b764a1689bb4f01605da48012541c0129f55a9d3b5526fe688cf33f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-09-11T16:08:12Z",
    "title_canon_sha256": "d10a0804419295241dda7ee1212f8fa55c066f590d957dbdfb71201709a72861"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.05505",
    "kind": "arxiv",
    "version": 1
  }
}