Pith Number

pith:322DN5EW

pith:2018:322DN5EWN4KBFYLME233WHGCTO

not attested not anchored not stored refs pending

On the genericity of positive exponents of conservative skew products with two-dimensional fibers

Davi Obata, Mauricio Poletti

arxiv:1809.03874 v1 · 2018-09-11 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{322DN5EWN4KBFYLME233WHGCTO}

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	2026-05-18T00:05:57.865144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deb436f4966f1412e16c26b7bb1cc29b9859b8d1a623e83f39bd0f7fcf03b58a

Aliases

arxiv: 1809.03874 · arxiv_version: 1809.03874v1 · doi: 10.48550/arxiv.1809.03874 · pith_short_12: 322DN5EWN4KB · pith_short_16: 322DN5EWN4KBFYLM · pith_short_8: 322DN5EW

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/322DN5EWN4KBFYLME233WHGCTO \
  | 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: deb436f4966f1412e16c26b7bb1cc29b9859b8d1a623e83f39bd0f7fcf03b58a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e83ac695c32ae81ba54d71709fea0593bac8f438323a3983fc85bd588042d35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-09-11T13:32:05Z",
    "title_canon_sha256": "abb43183401db0b7feae54a159c83990b5d5538e7a7a8f24e399b1bef6d8b67c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03874",
    "kind": "arxiv",
    "version": 1
  }
}