Pith Number

pith:N4OWVYXD

pith:2017:N4OWVYXDNZJIR35BGK4FTP232N

not attested not anchored not stored refs pending

Gevrey estimates for one dimensional parabolic invariant manifolds of non-hyperbolic fixed points

Ernest Fontich, Inmaculada Baldom\'a, Pau Mart\'in

arxiv:1702.05961 v1 · 2017-02-20 · 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{N4OWVYXDNZJIR35BGK4FTP232N}

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	2026-05-18T00:50:24.765726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f1d6ae2e36e5288efa132b859bf5bd3674e54e3782660e13480b51e5da79322

Aliases

arxiv: 1702.05961 · arxiv_version: 1702.05961v1 · doi: 10.48550/arxiv.1702.05961 · pith_short_12: N4OWVYXDNZJI · pith_short_16: N4OWVYXDNZJIR35B · pith_short_8: N4OWVYXD

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/N4OWVYXDNZJIR35BGK4FTP232N \
  | 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: 6f1d6ae2e36e5288efa132b859bf5bd3674e54e3782660e13480b51e5da79322

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11916d00ce70273d062f4916285504df177b488af6a4dcc8b3a16e3fbbdc278c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-02-20T13:33:21Z",
    "title_canon_sha256": "ca59718c0258d24fadb888b8714289104359d7c43ce4a192bc95cd375f8c573b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05961",
    "kind": "arxiv",
    "version": 1
  }
}