Pith Number

pith:HD3EY55T

pith:2022:HD3EY55TILW4XQHPA3VQI2VNJU

not attested not anchored not stored refs pending

Multi-parameter maximal Fourier restriction

Aleksandar Bulj, Vjekoslav Kova\v{c}

arxiv:2208.08111 v2 · 2022-08-17 · math.CA · math.AP · 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{HD3EY55TILW4XQHPA3VQI2VNJU}

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	2026-07-05T08:09:22.499117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38f64c77b342edcbc0ef06eb046aad4d19af22b6c7332df1127a0e31180ef21b

Aliases

arxiv: 2208.08111 · arxiv_version: 2208.08111v2 · doi: 10.48550/arxiv.2208.08111 · pith_short_12: HD3EY55TILW4 · pith_short_16: HD3EY55TILW4XQHP · pith_short_8: HD3EY55T

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/HD3EY55TILW4XQHPA3VQI2VNJU \
  | 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: 38f64c77b342edcbc0ef06eb046aad4d19af22b6c7332df1127a0e31180ef21b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f1a3a602c855b80208441b3bf7c7d4189572be6f12d218b5941051c1e291ca5",
    "cross_cats_sorted": [
      "math.AP",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2022-08-17T06:56:53Z",
    "title_canon_sha256": "2e6bdb0b5da29440de1254579e5e52cf50902cc8551b4059b6a1232df295b290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.08111",
    "kind": "arxiv",
    "version": 2
  }
}