Pith Number

pith:Y7GZH724

pith:2015:Y7GZH7247KNIM4US34E27N5JWI

not attested not anchored not stored refs pending

On applying the maximum volume principle to a basis selection problem in multivariate polynomial interpolation

Vesa Kaarnioja

arxiv:1512.07424 v2 · 2015-12-23 · 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{Y7GZH7247KNIM4US34E27N5JWI}

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	2026-05-18T00:44:33.887793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7cd93ff5cfa9a867292df09afb7a9b2221823b384b54a53df17e330cdf4f761

Aliases

arxiv: 1512.07424 · arxiv_version: 1512.07424v2 · doi: 10.48550/arxiv.1512.07424 · pith_short_12: Y7GZH7247KNI · pith_short_16: Y7GZH7247KNIM4US · pith_short_8: Y7GZH724

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/Y7GZH7247KNIM4US34E27N5JWI \
  | 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: c7cd93ff5cfa9a867292df09afb7a9b2221823b384b54a53df17e330cdf4f761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfc3320d76b45213635285184ef54e780e74fb55825a5ff3bc4020bc3e08df76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-12-23T10:37:21Z",
    "title_canon_sha256": "cb87bd280f3e50998aa71ebd0f8c25873a42b52e3c9a6a34e717b7c1601c93e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07424",
    "kind": "arxiv",
    "version": 2
  }
}