Pith Number

pith:OLRSJXY2

pith:2023:OLRSJXY2CAABAMPM6T47UBIT2M

not attested not anchored not stored refs pending

Parametric Continued Fractions for $\pi^2$, $\zeta(3)$, and other Constants

Henri Cohen

arxiv:2304.11727 v1 · 2023-04-23 · math.NT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLRSJXY2CAABAMPM6T47UBIT2M}

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.

Cited by

1 paper in Pith

Fast Ramanujan-type Series for Logarithms. Part I

Receipt and verification

First computed	2026-07-05T06:03:36.390621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72e324df1a10001031ecf4f9fa0513d301944a5bd5aa97846c584d83ab5ca05e

Aliases

arxiv: 2304.11727 · arxiv_version: 2304.11727v1 · doi: 10.48550/arxiv.2304.11727 · pith_short_12: OLRSJXY2CAAB · pith_short_16: OLRSJXY2CAABAMPM · pith_short_8: OLRSJXY2

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/OLRSJXY2CAABAMPM6T47UBIT2M \
  | 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: 72e324df1a10001031ecf4f9fa0513d301944a5bd5aa97846c584d83ab5ca05e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bd80ee17e7156265c4a7e234366c8e8cc566fd96c4fc7f8d163143bb9e0b7ce",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2023-04-23T19:14:14Z",
    "title_canon_sha256": "4ec202376e8de2dcc66e21d9a70cd63c485b784f369a749011b3a1261d638a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.11727",
    "kind": "arxiv",
    "version": 1
  }
}