Pith Number

pith:NT4NMEH5

pith:2008:NT4NMEH5O4YLGXLPDEZUGXIJEO

not attested not anchored not stored refs pending

New cubature formulae and hyperinterpolation in three variables

Marco Vianello, Stefano De Marchi, Yuan Xu

arxiv:0805.3529 v1 · 2008-05-22 · 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{NT4NMEH5O4YLGXLPDEZUGXIJEO}

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	2026-06-03T22:06:06.399028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cf8d610fd7730b35d6f1933435d0923a410044bbd6268472367c28af7dfbd4f

Aliases

arxiv: 0805.3529 · arxiv_version: 0805.3529v1 · doi: 10.48550/arxiv.0805.3529 · pith_short_12: NT4NMEH5O4YL · pith_short_16: NT4NMEH5O4YLGXLP · pith_short_8: NT4NMEH5

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/NT4NMEH5O4YLGXLPDEZUGXIJEO \
  | 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: 6cf8d610fd7730b35d6f1933435d0923a410044bbd6268472367c28af7dfbd4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d27f640313779835999039f51e9729391e51b322cf0dd7bf9beaa0ab7d5cac3",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-05-22T20:13:41Z",
    "title_canon_sha256": "a1fdea907eb46646bb7567b63d9408a7b1bc971863ce3cab605a5f15af77af3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3529",
    "kind": "arxiv",
    "version": 1
  }
}