Pith Number

pith:NOPZQIQH

pith:2016:NOPZQIQHQFGUN2XUPDGUX6L3OY

not attested not anchored not stored refs pending

Delaunay Triangulation on Skeleton of Flowers for Classification

D S Guru, N Vinay Kumar, Y H Sharath Kumar

arxiv:1609.01828 v1 · 2016-09-06 · 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{NOPZQIQHQFGUN2XUPDGUX6L3OY}

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	2026-05-18T01:05:09.962085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b9f982207814d46eaf478cd4bf97b763f10b60892fa0cff39ed9a83b3981f1f

Aliases

arxiv: 1609.01828 · arxiv_version: 1609.01828v1 · doi: 10.48550/arxiv.1609.01828 · pith_short_12: NOPZQIQHQFGU · pith_short_16: NOPZQIQHQFGUN2XU · pith_short_8: NOPZQIQH

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/NOPZQIQHQFGUN2XUPDGUX6L3OY \
  | 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: 6b9f982207814d46eaf478cd4bf97b763f10b60892fa0cff39ed9a83b3981f1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65cbacf692df46ac5721a5d12115b165c61e33b67ee51e0fb894d7567222d92f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-09-06T06:53:05Z",
    "title_canon_sha256": "c99641002448ee6388e24b80a58e4fdd8955faf497db571c314e552224810b10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01828",
    "kind": "arxiv",
    "version": 1
  }
}