Pith Number

pith:F6YP6FD5

pith:2018:F6YP6FD5K6DEIL3Z3H2UB2WQBE

not attested not anchored not stored refs pending

On the product formula and convolution associated with the index Whittaker transform

Manuel Guerra, R\'uben Sousa, Semyon Yakubovich

arxiv:1802.06657 v2 · 2018-02-19 · math.CA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6YP6FD5K6DEIL3Z3H2UB2WQBE}

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	2026-05-17T23:50:42.808361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fb0ff147d5786442f79d9f540ead0092116a99b5d5b8c7b4f67fd73893764c1

Aliases

arxiv: 1802.06657 · arxiv_version: 1802.06657v2 · doi: 10.48550/arxiv.1802.06657 · pith_short_12: F6YP6FD5K6DE · pith_short_16: F6YP6FD5K6DEIL3Z · pith_short_8: F6YP6FD5

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/F6YP6FD5K6DEIL3Z3H2UB2WQBE \
  | 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: 2fb0ff147d5786442f79d9f540ead0092116a99b5d5b8c7b4f67fd73893764c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbf092399481ed782412398f0dbb83b9082bf28975f730a3864cfebf56ed5986",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-02-19T14:54:03Z",
    "title_canon_sha256": "0b9caee8e5bc0647511eb5f00d5e9ea969caa8eaa15933699c92a7e29cd88c71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06657",
    "kind": "arxiv",
    "version": 2
  }
}