Pith Number

pith:D6KLSIJQ

pith:2019:D6KLSIJQCCBRZZUEA5CXUC4U7B

not attested not anchored not stored refs pending

Arestov's theorems on Bernstein's inequality

Tam\'as Erd\'elyi

arxiv:1904.11887 v1 · 2019-04-26 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D6KLSIJQCCBRZZUEA5CXUC4U7B}

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	2026-05-17T23:47:40.683345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f94b9213010831ce68407457a0b94f869f71feed0d10c39d722ab4e0671c415

Aliases

arxiv: 1904.11887 · arxiv_version: 1904.11887v1 · doi: 10.48550/arxiv.1904.11887 · pith_short_12: D6KLSIJQCCBR · pith_short_16: D6KLSIJQCCBRZZUE · pith_short_8: D6KLSIJQ

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/D6KLSIJQCCBRZZUEA5CXUC4U7B \
  | 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: 1f94b9213010831ce68407457a0b94f869f71feed0d10c39d722ab4e0671c415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9419ce37195d2a80f0d051f86078cb7cfa2f6bab0e966f59fad55f201539bd53",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2019-04-26T15:12:56Z",
    "title_canon_sha256": "5b05fbe396c791979fdc0f3adf22d18594b383fe6b4bddda865a91705d4a31f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11887",
    "kind": "arxiv",
    "version": 1
  }
}