Pith Number

pith:BEQZBMWQ

pith:2016:BEQZBMWQV5VEMVOF4CZ6VC3BGZ

not attested not anchored not stored refs pending

Kernels of Wiener-Hopf plus Hankel operators with matching generating functions

Bernd Silbermann, Victor D. Didenko

arxiv:1607.04944 v1 · 2016-07-18 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEQZBMWQV5VEMVOF4CZ6VC3BGZ}

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	2026-05-18T01:10:56.301564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

092190b2d0af6a4655c5e0b3ea8b6136578147ce2c0a15216088d039cddba5e5

Aliases

arxiv: 1607.04944 · arxiv_version: 1607.04944v1 · doi: 10.48550/arxiv.1607.04944 · pith_short_12: BEQZBMWQV5VE · pith_short_16: BEQZBMWQV5VEMVOF · pith_short_8: BEQZBMWQ

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/BEQZBMWQV5VEMVOF4CZ6VC3BGZ \
  | 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: 092190b2d0af6a4655c5e0b3ea8b6136578147ce2c0a15216088d039cddba5e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cd07e23d074ae1609257bd36c63c1f4d3d77cf8817c1a299b644716c82b9756",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-07-18T03:22:43Z",
    "title_canon_sha256": "74222de3a99ba3eedaeb8a1aef31d40f7267c5855aa041e21158d2a46f09d0da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04944",
    "kind": "arxiv",
    "version": 1
  }
}