Pith Number

pith:LLVXCFTO

pith:2018:LLVXCFTOEIN27G3DRFUIBTWOXW

not attested not anchored not stored refs pending

An example concerning Sadullaev's boundary relative extremal functions

Jan Wiegerinck

arxiv:1805.05329 v1 · 2018-05-14 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LLVXCFTOEIN27G3DRFUIBTWOXW}

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	2026-05-18T00:16:02.563662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aeb71166e221baf9b63896880cecebd939761bb3c86bcb77ad7903f7210909e

Aliases

arxiv: 1805.05329 · arxiv_version: 1805.05329v1 · doi: 10.48550/arxiv.1805.05329 · pith_short_12: LLVXCFTOEIN2 · pith_short_16: LLVXCFTOEIN27G3D · pith_short_8: LLVXCFTO

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/LLVXCFTOEIN27G3DRFUIBTWOXW \
  | 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: 5aeb71166e221baf9b63896880cecebd939761bb3c86bcb77ad7903f7210909e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de3812d835b3293a1b532b28113455b6b6958b75824b8d40ae7b82e9aa3bedaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-05-14T09:13:51Z",
    "title_canon_sha256": "e0fc310af75b4ba3b6758d390592da736f91c09619459076093b0b4b42a43f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05329",
    "kind": "arxiv",
    "version": 1
  }
}