Pith Number

pith:VTOTY3HN

pith:2014:VTOTY3HNPGQTH35WUQYLNN7S7Q

not attested not anchored not stored refs pending

Dense heteroclinic tangencies near a Bykov cycle

Alexandre A. P. Rodrigues, Isabel S. Labouriau

arxiv:1402.5455 v2 · 2014-02-22 · 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{VTOTY3HNPGQTH35WUQYLNN7S7Q}

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	2026-05-18T01:36:07.345627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acdd3c6ced79a133efb6a430b6b7f2fc1eb3b10b2cd5b9ebbeaeb8e9dff94d02

Aliases

arxiv: 1402.5455 · arxiv_version: 1402.5455v2 · doi: 10.48550/arxiv.1402.5455 · pith_short_12: VTOTY3HNPGQT · pith_short_16: VTOTY3HNPGQTH35W · pith_short_8: VTOTY3HN

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/VTOTY3HNPGQTH35WUQYLNN7S7Q \
  | 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: acdd3c6ced79a133efb6a430b6b7f2fc1eb3b10b2cd5b9ebbeaeb8e9dff94d02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e29e3455c41830a43973fd7b91999dac507e6e7634494b3b00091e8d5a181a1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-02-22T00:33:28Z",
    "title_canon_sha256": "50124420b5c2146bc3550b0c6c610bc4b1d745d26e0b9434e13fb078805ea3ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5455",
    "kind": "arxiv",
    "version": 2
  }
}