Pith Number

pith:KWKBQLEI

pith:2015:KWKBQLEIWT4V5CHLZKHRCGZZQ5

not attested not anchored not stored refs pending

An uncertainty principle and sampling inequalities in Besov spaces

Eugenia Malinnikova, Philippe Jaming (IMB)

arxiv:1503.08590 v2 · 2015-03-30 · 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{KWKBQLEIWT4V5CHLZKHRCGZZQ5}

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	2026-05-18T00:50:40.612633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5594182c88b4f95e88ebca8f111b39874596bbd01172592b61bb74c25ccf1547

Aliases

arxiv: 1503.08590 · arxiv_version: 1503.08590v2 · doi: 10.48550/arxiv.1503.08590 · pith_short_12: KWKBQLEIWT4V · pith_short_16: KWKBQLEIWT4V5CHL · pith_short_8: KWKBQLEI

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/KWKBQLEIWT4V5CHLZKHRCGZZQ5 \
  | 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: 5594182c88b4f95e88ebca8f111b39874596bbd01172592b61bb74c25ccf1547

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1b21e4de1581d5c1d0a8016f205639c1376fd1b466aec0b4fe2aba1dcf48d25",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-03-30T08:35:11Z",
    "title_canon_sha256": "d35947b9cb813a3d914ed18cad8c551128b59d8ab4cbd5bc336448d1795676f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08590",
    "kind": "arxiv",
    "version": 2
  }
}