Pith Number

pith:76UWZWWT

pith:2021:76UWZWWTF3XCKXZCNBFH7HJM36

not attested not anchored not stored refs pending

Asymptotic solution to convolution integral equations on large and small intervals

Dmitry Ponomarev

arxiv:2103.11923 v2 · 2021-03-22 · math.SP · math-ph · math.FA · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{76UWZWWTF3XCKXZCNBFH7HJM36}

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	2026-07-05T02:47:34.079953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffa96cdad32eee255f22684a7f9d2cdf8d352c92bdf80c600dca6310f7243de8

Aliases

arxiv: 2103.11923 · arxiv_version: 2103.11923v2 · doi: 10.48550/arxiv.2103.11923 · pith_short_12: 76UWZWWTF3XC · pith_short_16: 76UWZWWTF3XCKXZC · pith_short_8: 76UWZWWT

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/76UWZWWTF3XCKXZCNBFH7HJM36 \
  | 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: ffa96cdad32eee255f22684a7f9d2cdf8d352c92bdf80c600dca6310f7243de8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24792b82ed7c12d26cb4745d86c343dd1027930fb21a3a23fc8e7d92ece91846",
    "cross_cats_sorted": [
      "math-ph",
      "math.FA",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2021-03-22T15:09:37Z",
    "title_canon_sha256": "17c23df82dec7b87fcc558da2ca08288ed7aa54dbc67dc444b129acf78626980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.11923",
    "kind": "arxiv",
    "version": 2
  }
}