Pith Number

pith:S67OHLIO

pith:2015:S67OHLIO642SNYPCUDSMXTUHLO

not attested not anchored not stored refs pending

A Dynamically Adaptive Sparse Grid Method for Quasi-Optimal Interpolation of Multidimensional Analytic Functions

Clayton G. Webster, Miroslav K. Stoyanov

arxiv:1508.01125 v1 · 2015-08-05 · 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{S67OHLIO642SNYPCUDSMXTUHLO}

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	2026-05-18T01:35:44.012590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97bee3ad0ef73526e1e2a0e4cbce875b9350aa64d0a718726df2a36320101f2e

Aliases

arxiv: 1508.01125 · arxiv_version: 1508.01125v1 · doi: 10.48550/arxiv.1508.01125 · pith_short_12: S67OHLIO642S · pith_short_16: S67OHLIO642SNYPC · pith_short_8: S67OHLIO

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/S67OHLIO642SNYPCUDSMXTUHLO \
  | 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: 97bee3ad0ef73526e1e2a0e4cbce875b9350aa64d0a718726df2a36320101f2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0244a518ebbd02eb29d0b1edc9b96d5d75102ddf478c69aa7f0a35c27b966669",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-08-05T16:33:20Z",
    "title_canon_sha256": "4caedd0d121ac40810f057554c2212c42a36f486825bed27ce7a613cbc638e15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01125",
    "kind": "arxiv",
    "version": 1
  }
}