Pith Number

pith:GWVELI6H

pith:2018:GWVELI6H57ZYCVYF7SE5LGKPEK

not attested not anchored not stored refs pending

Numerical Integration in Multiple Dimensions with Designed Quadrature

Akil Narayan, Robert M. Kirby, Vahid Keshavarzzadeh

arxiv:1804.06501 v1 · 2018-04-17 · cs.NA · 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{GWVELI6H57ZYCVYF7SE5LGKPEK}

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	2026-05-18T00:06:46.108590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35aa45a3c7eff3815705fc89d5994f22b1b707994cee610b317d0985c0d032fb

Aliases

arxiv: 1804.06501 · arxiv_version: 1804.06501v1 · doi: 10.48550/arxiv.1804.06501 · pith_short_12: GWVELI6H57ZY · pith_short_16: GWVELI6H57ZYCVYF · pith_short_8: GWVELI6H

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/GWVELI6H57ZYCVYF7SE5LGKPEK \
  | 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: 35aa45a3c7eff3815705fc89d5994f22b1b707994cee610b317d0985c0d032fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9410f89e16bae64db54b3b41864a010d95b9a7f3202df17a5a0e41d0d4eefbff",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2018-04-17T23:23:44Z",
    "title_canon_sha256": "19ef6b6306e2445fdaf5c8448f493a1e897e49b2543a67414730edfadb307ef0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06501",
    "kind": "arxiv",
    "version": 1
  }
}