Pith Number

pith:3X5UAOUP

pith:2014:3X5UAOUPCP2WHDI7U3RHIDJ52I

not attested not anchored not stored refs pending

Rational approximation, oscillatory Cauchy integrals and Fourier transforms

Thomas Trogdon

arxiv:1403.2378 v1 · 2014-03-10 · 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{3X5UAOUPCP2WHDI7U3RHIDJ52I}

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	2026-05-18T02:56:43.404298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddfb403a8f13f5638d1fa6e2740d3dd2334ee12fc401e78bf87e868787dd920c

Aliases

arxiv: 1403.2378 · arxiv_version: 1403.2378v1 · doi: 10.48550/arxiv.1403.2378 · pith_short_12: 3X5UAOUPCP2W · pith_short_16: 3X5UAOUPCP2WHDI7 · pith_short_8: 3X5UAOUP

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/3X5UAOUPCP2WHDI7U3RHIDJ52I \
  | 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: ddfb403a8f13f5638d1fa6e2740d3dd2334ee12fc401e78bf87e868787dd920c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4632d64957fdaa1f052f48a23f56aa7e9c147bc053f320779e736ee6afb79a2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-03-10T20:53:08Z",
    "title_canon_sha256": "f8e205367910bd417e379e96c3d9b11eb257fcd1f8b2d252a345a742a0847c5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2378",
    "kind": "arxiv",
    "version": 1
  }
}