Pith Number

pith:RQHKLNIR

pith:1997:RQHKLNIR3C3FLWUSNW46M2OVB5

not attested not anchored not stored refs pending

Non-normal parameter blowout bifurcation: an example in a truncated mean field dynamo model

Eurico Covas, Peter Ashwin, Reza Tavakol

arxiv:chao-dyn/9709007 v1 · 1997-09-08 · chao-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQHKLNIR3C3FLWUSNW46M2OVB5}

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	2026-07-04T16:03:36.161510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c0ea5b511d8b655da926db9e669d50f6c2189c716a706a8d4026799f99eed61

Aliases

arxiv: chao-dyn/9709007 · arxiv_version: chao-dyn/9709007v1 · doi: 10.48550/arxiv.chao-dyn/9709007 · pith_short_12: RQHKLNIR3C3F · pith_short_16: RQHKLNIR3C3FLWUS · pith_short_8: RQHKLNIR

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/RQHKLNIR3C3FLWUSNW46M2OVB5 \
  | 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: 8c0ea5b511d8b655da926db9e669d50f6c2189c716a706a8d4026799f99eed61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8da222aea512c55b19ff58ea4593dc2859f863b18cf01fc9477ecf0cb4b0c7c6",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1997-09-08T17:16:24Z",
    "title_canon_sha256": "5c57e88a04b278254414d75a7363c35c4382998977c1d81e2204a8725918f407"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9709007",
    "kind": "arxiv",
    "version": 1
  }
}