Pith Number

pith:YS6WXXPO

pith:2012:YS6WXXPOO5KKAC6FOKG3RL5JJO

not attested not anchored not stored refs pending

Coexistence of uncountably many attracting sets for skew-products on the cylinder

Llu\'is Alsed\`a, Sara Costa

arxiv:1209.3249 v1 · 2012-09-14 · 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{YS6WXXPOO5KKAC6FOKG3RL5JJO}

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	2026-05-18T03:45:32.410833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4bd6bddee7754a00bc5728db8afa94bb42fcdb49df723013389d3a488650eb9

Aliases

arxiv: 1209.3249 · arxiv_version: 1209.3249v1 · doi: 10.48550/arxiv.1209.3249 · pith_short_12: YS6WXXPOO5KK · pith_short_16: YS6WXXPOO5KKAC6F · pith_short_8: YS6WXXPO

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/YS6WXXPOO5KKAC6FOKG3RL5JJO \
  | 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: c4bd6bddee7754a00bc5728db8afa94bb42fcdb49df723013389d3a488650eb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05e397ea045a7709971760b60f29336fbc316ad1a58b2d58fb59df16f5699a68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-09-14T16:20:31Z",
    "title_canon_sha256": "0274b3e541438af404598417f5b51d2c8472daa33abe12ac53dfcd28bbbe8414"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3249",
    "kind": "arxiv",
    "version": 1
  }
}