Pith Number

pith:DH7EFGZY

pith:2018:DH7EFGZYH3DY3SJKJVEJEDWUIP

not attested not anchored not stored refs pending

Dyadic harmonic analysis and weighted inequalities: the sparse revolution

Mar\'ia Cristina Pereyra

arxiv:1812.00850 v1 · 2018-12-03 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DH7EFGZYH3DY3SJKJVEJEDWUIP}

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	2026-05-17T23:59:18.836310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19fe429b383ec78dc92a4d48920ed443cb0a4c6b9d22b7a4d4c396481fcc2b9a

Aliases

arxiv: 1812.00850 · arxiv_version: 1812.00850v1 · doi: 10.48550/arxiv.1812.00850 · pith_short_12: DH7EFGZYH3DY · pith_short_16: DH7EFGZYH3DY3SJK · pith_short_8: DH7EFGZY

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/DH7EFGZYH3DY3SJKJVEJEDWUIP \
  | 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: 19fe429b383ec78dc92a4d48920ed443cb0a4c6b9d22b7a4d4c396481fcc2b9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7af9f59222face55e0223df39066f9cfd64ce9d3d91c4ec5bb4ba3d3ee20016a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-12-03T15:47:45Z",
    "title_canon_sha256": "027de1a2b5627cd430adf0761d95005396bbf0aefd15ef6dfc4ec4f339367c4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00850",
    "kind": "arxiv",
    "version": 1
  }
}