Pith Number

pith:5WSZ26IG

pith:2014:5WSZ26IGLUMHHHY3CUEOX2PDWH

not attested not anchored not stored refs pending

On Ahlfors-David regular weighted bounds for the extension operator associated to the circle

Tuomas Orponen

arxiv:1402.4960 v1 · 2014-02-20 · 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{5WSZ26IGLUMHHHY3CUEOX2PDWH}

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	2026-05-18T01:21:38.147381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eda59d79065d18739f1b1508ebe9e3b1f33d772da483b3ff9cc2bad2fdd07aec

Aliases

arxiv: 1402.4960 · arxiv_version: 1402.4960v1 · doi: 10.48550/arxiv.1402.4960 · pith_short_12: 5WSZ26IGLUMH · pith_short_16: 5WSZ26IGLUMHHHY3 · pith_short_8: 5WSZ26IG

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/5WSZ26IGLUMHHHY3CUEOX2PDWH \
  | 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: eda59d79065d18739f1b1508ebe9e3b1f33d772da483b3ff9cc2bad2fdd07aec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "477506543a9d956c2a08bb9a52dce9029b10bbb8b033060296fa9486bbdee8d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-02-20T10:58:49Z",
    "title_canon_sha256": "ee6033dbec44b8e2f02364de5f753d3ca867d90c4cc9108aa18af54002f63d4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4960",
    "kind": "arxiv",
    "version": 1
  }
}