Pith Number

pith:OUEYH5AH

pith:2014:OUEYH5AHPYL7JVCL44OMMXOU57

not attested not anchored not stored refs pending

Shearing process and an example of a bounded support function in $S^0(\mathbb B^2)$

Filippo Bracci

arxiv:1401.5428 v1 · 2014-01-21 · math.CV · 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{OUEYH5AHPYL7JVCL44OMMXOU57}

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	2026-05-18T03:01:33.820257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

750983f4077e17f4d44be71cc65dd4eff6342175f917d51e2257d5b5dd8b2bde

Aliases

arxiv: 1401.5428 · arxiv_version: 1401.5428v1 · doi: 10.48550/arxiv.1401.5428 · pith_short_12: OUEYH5AHPYL7 · pith_short_16: OUEYH5AHPYL7JVCL · pith_short_8: OUEYH5AH

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/OUEYH5AHPYL7JVCL44OMMXOU57 \
  | 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: 750983f4077e17f4d44be71cc65dd4eff6342175f917d51e2257d5b5dd8b2bde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8c9d2362ed78446ff5aa074eba91ede2815c5e18def4f9a7126510fc3ff5949",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2014-01-21T19:29:08Z",
    "title_canon_sha256": "66528df7573b8ef2736a3f7fb3719d381432befacdde42ba54ee15e4fa0c53be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5428",
    "kind": "arxiv",
    "version": 1
  }
}