Pith Number

pith:HHQ5U6L5

pith:2010:HHQ5U6L5H2YMI5QXNQS7RQ2OYZ

not attested not anchored not stored refs pending

A counterexample to Khabibullin's conjecture for integral inequalities

Ruslan Sharipov

arxiv:1008.2738 v1 · 2010-08-16 · math.CA · 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{HHQ5U6L5H2YMI5QXNQS7RQ2OYZ}

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	2026-05-18T04:20:24.977925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39e1da797d3eb0c476176c25f8c34ec64525300b623334137c334dbf40b3220e

Aliases

arxiv: 1008.2738 · arxiv_version: 1008.2738v1 · doi: 10.48550/arxiv.1008.2738 · pith_short_12: HHQ5U6L5H2YM · pith_short_16: HHQ5U6L5H2YMI5QX · pith_short_8: HHQ5U6L5

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/HHQ5U6L5H2YMI5QXNQS7RQ2OYZ \
  | 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: 39e1da797d3eb0c476176c25f8c34ec64525300b623334137c334dbf40b3220e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f704b18e2824790f9511e72d270f5933cde160e0ec53f41a0b001a76620cc95",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2010-08-16T19:09:10Z",
    "title_canon_sha256": "332e2cc3fa5b00e53de41032c2799d61723b97d140ebf483822010eba28b7eb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2738",
    "kind": "arxiv",
    "version": 1
  }
}