Pith Number

pith:52VCAMA6

pith:2020:52VCAMA6BLBTP272FDNBRRNNX7

not attested not anchored not stored refs pending

Multivariate Interpolation in Unisolvent Nodes -- Lifting the Curse of Dimensionality

Ivo F. Sbalzarini, Jannik Michelfeit, Krzysztof Gonciarz, Michael Hecht, Vladimir Sivkin

arxiv:2010.10824 v3 · 2020-10-21 · 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{52VCAMA6BLBTP272FDNBRRNNX7}

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	2026-07-05T08:08:14.412163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeaa20301e0ac337ebfa28da18c5adbfc0c3cf6636af9d6facd4c10d80805d68

Aliases

arxiv: 2010.10824 · arxiv_version: 2010.10824v3 · doi: 10.48550/arxiv.2010.10824 · pith_short_12: 52VCAMA6BLBT · pith_short_16: 52VCAMA6BLBTP272 · pith_short_8: 52VCAMA6

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/52VCAMA6BLBTP272FDNBRRNNX7 \
  | 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: eeaa20301e0ac337ebfa28da18c5adbfc0c3cf6636af9d6facd4c10d80805d68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d15f16888e0c65e50b67f869c9c56ef2c4a45a53f9d83e5dfea0d3cfe03351d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-10-21T08:31:10Z",
    "title_canon_sha256": "1893a8c7e97b87822685c0aa0490e955b5c9a17b811c98919ce457b3b2839bb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.10824",
    "kind": "arxiv",
    "version": 3
  }
}