Pith Number

pith:WX3F5RHF

pith:2014:WX3F5RHFQSUB3MMUNC3JYROC5F

not attested not anchored not stored refs pending

Continued fractions built from convex sets and convex functions

Ilya Molchanov

arxiv:1405.2779 v4 · 2014-05-12 · math.MG · math.FA · 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{WX3F5RHFQSUB3MMUNC3JYROC5F}

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	2026-05-18T02:43:25.945614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5f65ec4e584a81db19468b69c45c2e94e95ac450446212a5aa4d6c704fce159

Aliases

arxiv: 1405.2779 · arxiv_version: 1405.2779v4 · doi: 10.48550/arxiv.1405.2779 · pith_short_12: WX3F5RHFQSUB · pith_short_16: WX3F5RHFQSUB3MMU · pith_short_8: WX3F5RHF

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/WX3F5RHFQSUB3MMUNC3JYROC5F \
  | 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: b5f65ec4e584a81db19468b69c45c2e94e95ac450446212a5aa4d6c704fce159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "140098d99e963f34246d2d16f5606851bf45ee682ecd2d5a0e3ccb7162f64b4e",
    "cross_cats_sorted": [
      "math.FA",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-05-12T14:34:55Z",
    "title_canon_sha256": "d2ddc416ab34277db1b40d31c1de53ed807f5470c655619b961b9ad4a59b330e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2779",
    "kind": "arxiv",
    "version": 4
  }
}