Pith Number

pith:2NEJDXUC

pith:2012:2NEJDXUCWEWYGZACUU4MKX3V6L

not attested not anchored not stored refs pending

Metastable periodic patterns in singularly perturbed state dependent delayed equations

Clodoaldo Grotta Ragazzo, Coraci Malta, Khashayar Pakdaman, Xavier Pellegrin

arxiv:1203.4115 v1 · 2012-03-19 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NEJDXUCWEWYGZACUU4MKX3V6L}

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	2026-05-18T03:59:48.273930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d34891de82b12d836402a538c55f75f2c915eab094ff1da29f81201e23188000

Aliases

arxiv: 1203.4115 · arxiv_version: 1203.4115v1 · doi: 10.48550/arxiv.1203.4115 · pith_short_12: 2NEJDXUCWEWY · pith_short_16: 2NEJDXUCWEWYGZAC · pith_short_8: 2NEJDXUC

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/2NEJDXUCWEWYGZACUU4MKX3V6L \
  | 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: d34891de82b12d836402a538c55f75f2c915eab094ff1da29f81201e23188000

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a9b850061d368f6e95647d1f8c69d4082285497b8f2217dccae68efd52e613f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2012-03-19T14:25:44Z",
    "title_canon_sha256": "b3ac7b390d2ccffff0f6792cd60ff6763c733851dbde52b99f96cd1374d3c484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4115",
    "kind": "arxiv",
    "version": 1
  }
}