Pith Number

pith:MN6IYENE

pith:2015:MN6IYENEXIKSZ6WVCBL4QARJ64

not attested not anchored not stored refs pending

Geometric elements and classification of quadrics in rational B\'ezier form

A. Cant\'on, L. Fern\'andez-Jambrina, M.E. Rosado Mar\'ia, M.J. V\'azquez-Gallo

arxiv:1506.00967 v2 · 2015-06-02 · cs.GR · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MN6IYENEXIKSZ6WVCBL4QARJ64}

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	2026-05-18T01:21:19.596302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

637c8c11a4ba152cfad51057c80229f717618cb2d4cf1bbcefc4890a53d3782d

Aliases

arxiv: 1506.00967 · arxiv_version: 1506.00967v2 · doi: 10.48550/arxiv.1506.00967 · pith_short_12: MN6IYENEXIKS · pith_short_16: MN6IYENEXIKSZ6WV · pith_short_8: MN6IYENE

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/MN6IYENEXIKSZ6WVCBL4QARJ64 \
  | 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: 637c8c11a4ba152cfad51057c80229f717618cb2d4cf1bbcefc4890a53d3782d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "473d5c63b7944854d046f4087bd85468298587d85dc3dbdbb6a92c1b0616c9f4",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2015-06-02T17:35:47Z",
    "title_canon_sha256": "23f5a1155139b1881bfd9a9ffab49e80c23d726b13a8618d4e51cc42a9141e5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00967",
    "kind": "arxiv",
    "version": 2
  }
}