Pith Number

pith:3B66QKWA

pith:2014:3B66QKWA5XBKP6QQT2CQLCCKFG

not attested not anchored not stored refs pending

Sparse implicitization by interpolation: Geometric computations using matrix representations

Christos Konaxis, Ioannis Emiris, Tatjana Kalinka

arxiv:1411.2846 v1 · 2014-11-11 · math.AG · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3B66QKWA5XBKP6QQT2CQLCCKFG}

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	2026-05-18T02:37:52.882059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d87de82ac0edc2a7fa109e8505884a299c4850331155999a50e3934b3a066f9a

Aliases

arxiv: 1411.2846 · arxiv_version: 1411.2846v1 · doi: 10.48550/arxiv.1411.2846 · pith_short_12: 3B66QKWA5XBK · pith_short_16: 3B66QKWA5XBKP6QQ · pith_short_8: 3B66QKWA

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/3B66QKWA5XBKP6QQT2CQLCCKFG \
  | 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: d87de82ac0edc2a7fa109e8505884a299c4850331155999a50e3934b3a066f9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8c03e71dfa51207362f07fc433b071ed5d7b64badf6ff1dc95f1c0b1045c394",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-11-11T15:13:03Z",
    "title_canon_sha256": "30bd02dbef8c9562a17f0457e3343707aab9d6d2c85d0269a921a152f489586b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2846",
    "kind": "arxiv",
    "version": 1
  }
}