Pith Number

pith:OK2ADKCR

pith:2014:OK2ADKCR2FRF73Z5NKAD2J6NXY

not attested not anchored not stored refs pending

Merging of B\'ezier curves with box constraints

Pawe{\l} Wo\'zny, Przemys{\l}aw Gospodarczyk

arxiv:1412.3841 v6 · 2014-12-11 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OK2ADKCR2FRF73Z5NKAD2J6NXY}

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	2026-05-18T00:51:03.476332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72b401a851d1625fef3d6a803d27cdbe0da9a935f36b1b573c20f2332de2e3f1

Aliases

arxiv: 1412.3841 · arxiv_version: 1412.3841v6 · doi: 10.48550/arxiv.1412.3841 · pith_short_12: OK2ADKCR2FRF · pith_short_16: OK2ADKCR2FRF73Z5 · pith_short_8: OK2ADKCR

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/OK2ADKCR2FRF73Z5NKAD2J6NXY \
  | 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: 72b401a851d1625fef3d6a803d27cdbe0da9a935f36b1b573c20f2332de2e3f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57c028d3c842ca6259e3e2578971bf9ba5296508267f8c6d0ad1344d57d185d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2014-12-11T22:11:44Z",
    "title_canon_sha256": "df58aba41f6d6827e7b0f8093d0da85c7e7a700c01e6e16e00cbb8a224233db5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3841",
    "kind": "arxiv",
    "version": 6
  }
}