Pith Number

pith:C455DBVM

pith:2019:C455DBVM4RKK6TZ2U5BF4S4TW7

not attested not anchored not stored refs pending

The method of Chernoff approximation

Yana A. Butko

arxiv:1905.07309 v2 · 2019-05-17 · math.FA · cs.NA · math-ph · math.AP · math.MP · math.NA · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C455DBVM4RKK6TZ2U5BF4S4TW7}

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	2026-06-04T20:14:31.504649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

173bd186ace454af4f3aa7425e4b93b7d5d2fb3fd76a68514178bbaca19e513e

Aliases

arxiv: 1905.07309 · arxiv_version: 1905.07309v2 · doi: 10.48550/arxiv.1905.07309 · pith_short_12: C455DBVM4RKK · pith_short_16: C455DBVM4RKK6TZ2 · pith_short_8: C455DBVM

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/C455DBVM4RKK6TZ2U5BF4S4TW7 \
  | 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: 173bd186ace454af4f3aa7425e4b93b7d5d2fb3fd76a68514178bbaca19e513e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d92f59a8ec1aaf4d0ec3afeb2ae7bf824448d5a8a3da8e710f5608a8a498708",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.AP",
      "math.MP",
      "math.NA",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-05-17T15:03:40Z",
    "title_canon_sha256": "a79dfbf38800740e3069fdd620a726477443ff849e82dda45bfb1f65950e55b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07309",
    "kind": "arxiv",
    "version": 2
  }
}