Pith Number

pith:42AIDV7X

pith:2019:42AIDV7X4NYBO3MDDE6MQIQROF

not attested not anchored not stored refs pending

Invasion Fronts Outside the Homoclinic Snaking Region in the Planar Swift-Hohenberg Equation

David J.B. Lloyd

arxiv:1908.08274 v1 · 2019-08-22 · nlin.PS · 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{42AIDV7X4NYBO3MDDE6MQIQROF}

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	2026-07-04T23:59:11.383249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e68081d7f7e370176d83193cc82211714c0a694b8777d874c90fc3616d607943

Aliases

arxiv: 1908.08274 · arxiv_version: 1908.08274v1 · doi: 10.48550/arxiv.1908.08274 · pith_short_12: 42AIDV7X4NYB · pith_short_16: 42AIDV7X4NYBO3MD · pith_short_8: 42AIDV7X

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/42AIDV7X4NYBO3MDDE6MQIQROF \
  | 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: e68081d7f7e370176d83193cc82211714c0a694b8777d874c90fc3616d607943

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c0f7cd6b795e6c30e6af5b0cabe37761e1c1d57438a4c81d39e0a25c8e7319",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2019-08-22T09:25:05Z",
    "title_canon_sha256": "3a97721c7eb8bd3304e29ae6eedd89aa2de479d99a9709b10256fd625393b5a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08274",
    "kind": "arxiv",
    "version": 1
  }
}