Pith Number

pith:U6VZQPIJ

pith:2009:U6VZQPIJU4ZUCY6MBUY436QHAO

not attested not anchored not stored refs pending

On the Rademacher maximal function

Mikko Kemppainen

arxiv:0912.3358 v3 · 2009-12-17 · 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{U6VZQPIJU4ZUCY6MBUY436QHAO}

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	2026-05-18T04:20:23.450415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7ab983d09a7334163cc0d31cdfa07039982b2b76cc88c2df410bc526eed1957

Aliases

arxiv: 0912.3358 · arxiv_version: 0912.3358v3 · doi: 10.48550/arxiv.0912.3358 · pith_short_12: U6VZQPIJU4ZU · pith_short_16: U6VZQPIJU4ZUCY6M · pith_short_8: U6VZQPIJ

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/U6VZQPIJU4ZUCY6MBUY436QHAO \
  | 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: a7ab983d09a7334163cc0d31cdfa07039982b2b76cc88c2df410bc526eed1957

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e61e28a8c4181d7713237edffe30d963dc9d6f93752e5cd9910607965268ba3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2009-12-17T10:24:33Z",
    "title_canon_sha256": "10b2d48fdb61bca30a2044268e277ec75817ded9d46029f89f1561a98945fc96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3358",
    "kind": "arxiv",
    "version": 3
  }
}