Pith Number

pith:7MD2ENJD

pith:2010:7MD2ENJD2DA7DQNTXSZZHQGZ25

not attested not anchored not stored refs pending

Scalar Subdivision Schemes and Box Splines

Costanza Conti, Georg Zimmermann, Kurt Jetter, Maria Charina

arxiv:1003.2220 v1 · 2010-03-08 · math.NA · cs.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{7MD2ENJD2DA7DQNTXSZZHQGZ25}

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	2026-06-03T23:06:34.483731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb07a23523d0c1f1c1b3bcb393c0d9d746d2175278320de56ddfbbc9987a47f9

Aliases

arxiv: 1003.2220 · arxiv_version: 1003.2220v1 · doi: 10.48550/arxiv.1003.2220 · pith_short_12: 7MD2ENJD2DA7 · pith_short_16: 7MD2ENJD2DA7DQNT · pith_short_8: 7MD2ENJD

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/7MD2ENJD2DA7DQNTXSZZHQGZ25 \
  | 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: fb07a23523d0c1f1c1b3bcb393c0d9d746d2175278320de56ddfbbc9987a47f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0756bd34dbaef65aae3621b2a28ae6f01d1c2170404fc5d0e9fc0b9f145523d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-03-08T09:16:45Z",
    "title_canon_sha256": "2ba0b3942701a6eafb95344743aea6432cc7df3014c28ec2be31ad1b20694310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2220",
    "kind": "arxiv",
    "version": 1
  }
}