Pith Number

pith:I5IWSLEW

pith:2014:I5IWSLEWZG6NKHAB25BN562WUC

not attested not anchored not stored refs pending

Kolmogorov problem on the class of multiply monotone functions

Oleg Kovalenko

arxiv:1401.2923 v1 · 2014-01-13 · 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{I5IWSLEWZG6NKHAB25BN562WUC}

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	2026-05-18T03:02:31.497622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4751692c96c9bcd51c01d742defb56a08df8bd96c6eee94c5520868a8c2b4095

Aliases

arxiv: 1401.2923 · arxiv_version: 1401.2923v1 · doi: 10.48550/arxiv.1401.2923 · pith_short_12: I5IWSLEWZG6N · pith_short_16: I5IWSLEWZG6NKHAB · pith_short_8: I5IWSLEW

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/I5IWSLEWZG6NKHAB25BN562WUC \
  | 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: 4751692c96c9bcd51c01d742defb56a08df8bd96c6eee94c5520868a8c2b4095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b46e0071bbc88ccee1760be6a0d187be9901cdf085be6e1374e3e491bdc51fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-01-13T17:21:17Z",
    "title_canon_sha256": "f5194df5496359f0301a8d7d6b6f0ec077450e30397c6d65b58930a8439ecf1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2923",
    "kind": "arxiv",
    "version": 1
  }
}