Pith Number

pith:7TP5PVN6

pith:2009:7TP5PVN6ITMXTJFL3ORIFJTG23

not attested not anchored not stored refs pending

Quasi-periodic motions in strongly dissipative forced systems

Guido Gentile

arxiv:0901.3009 v1 · 2009-01-20 · math.DS · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TP5PVN6ITMXTJFL3ORIFJTG23}

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	2026-05-18T02:55:57.825175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcdfd7d5be44d979a4abdba282a666d6e554c2652007cf25dfc14d3a4ab05298

Aliases

arxiv: 0901.3009 · arxiv_version: 0901.3009v1 · doi: 10.48550/arxiv.0901.3009 · pith_short_12: 7TP5PVN6ITMX · pith_short_16: 7TP5PVN6ITMXTJFL · pith_short_8: 7TP5PVN6

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/7TP5PVN6ITMXTJFL3ORIFJTG23 \
  | 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: fcdfd7d5be44d979a4abdba282a666d6e554c2652007cf25dfc14d3a4ab05298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b360c586058b8620da425438fd7c749fec6ff595fc96e77b5c080e9a9bea21d1",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-01-20T09:57:06Z",
    "title_canon_sha256": "72693151c9f319e6bbbe03e40374981fee3cd005f3df36972c1addd0c5c36548"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3009",
    "kind": "arxiv",
    "version": 1
  }
}