Pith Number

pith:HXZTBPV7

pith:2014:HXZTBPV7LY3H7GWSUI2AD6RNZN

not attested not anchored not stored refs pending

Sampling by incomplete cosine expansion of the sinc function: application to the Voigt/complex error function

B. M. Quine, S. M. Abrarov

arxiv:1407.0533 v2 · 2014-06-27 · 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{HXZTBPV7LY3H7GWSUI2AD6RNZN}

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	2026-05-18T02:20:47.284453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3df330bebf5e367f9ad2a23401fa2dcb7a1392b8c5702df805daca5afb5f9a77

Aliases

arxiv: 1407.0533 · arxiv_version: 1407.0533v2 · doi: 10.48550/arxiv.1407.0533 · pith_short_12: HXZTBPV7LY3H · pith_short_16: HXZTBPV7LY3H7GWS · pith_short_8: HXZTBPV7

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/HXZTBPV7LY3H7GWSUI2AD6RNZN \
  | 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: 3df330bebf5e367f9ad2a23401fa2dcb7a1392b8c5702df805daca5afb5f9a77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c6e2e1b8c1fdef9a37a4be21ea58ab12ad7df4b2cce1074258a8bfcfd75f590",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-06-27T18:17:15Z",
    "title_canon_sha256": "890f309021ef6f4c9b7b94f3481d5fc721b183f51c00c00e2dcd2b93716f8621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0533",
    "kind": "arxiv",
    "version": 2
  }
}