Pith Number

pith:JVSDVMSE

pith:2018:JVSDVMSE6KRUPYO4KR4LHI5WMX

not attested not anchored not stored refs pending

A Minimalist Approach to Type-Agnostic Detection of Quadrics in Point Clouds

Benjamin Busam, Nassir Navab, Peter Sturm, Slobodan Ilic, Tolga Birdal

arxiv:1803.07191 v1 · 2018-03-19 · cs.CV · cs.CG · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JVSDVMSE6KRUPYO4KR4LHI5WMX}

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	2026-05-18T00:20:34.014910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d643ab244f2a347e1dc5478b3a3b665ca4b8c5b869628f32f746dbb3e383e7c

Aliases

arxiv: 1803.07191 · arxiv_version: 1803.07191v1 · doi: 10.48550/arxiv.1803.07191 · pith_short_12: JVSDVMSE6KRU · pith_short_16: JVSDVMSE6KRUPYO4 · pith_short_8: JVSDVMSE

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/JVSDVMSE6KRUPYO4KR4LHI5WMX \
  | 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: 4d643ab244f2a347e1dc5478b3a3b665ca4b8c5b869628f32f746dbb3e383e7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "627c959822e5e7018092f5d637b85ed90ec77595f05b712ecc8ae2c427469881",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-03-19T23:01:01Z",
    "title_canon_sha256": "7d6b7954cfbd32fbaf013a8aea54697dc4558c96db9451f8b6556d7bee6bd7af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07191",
    "kind": "arxiv",
    "version": 1
  }
}