Pith Number

pith:5T5W3UCM

pith:2005:5T5W3UCMRMMNBEVVFGSXZ3V6P4

not attested not anchored not stored refs pending

N-Particle Dynamics of the Euler Equations for Planar Diffeomorphisms

Robert I McLachlan, Stephen Marsland

arxiv:nlin/0512030 v1 · 2005-12-13 · nlin.CD · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5T5W3UCMRMMNBEVVFGSXZ3V6P4}

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	2026-07-04T14:52:18.634144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecfb6dd04c8b18d092b529a57ceebe7f20619a9b9cc95a6e0d24f4aaae161067

Aliases

arxiv: nlin/0512030 · arxiv_version: nlin/0512030v1 · doi: 10.48550/arxiv.nlin/0512030 · pith_short_12: 5T5W3UCMRMMN · pith_short_16: 5T5W3UCMRMMNBEVV · pith_short_8: 5T5W3UCM

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/5T5W3UCMRMMNBEVVFGSXZ3V6P4 \
  | 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: ecfb6dd04c8b18d092b529a57ceebe7f20619a9b9cc95a6e0d24f4aaae161067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99cdb9073d4f6eccb989737ab799c37347153fceafc5017bdcc9bc4fe0d85a19",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2005-12-13T22:30:01Z",
    "title_canon_sha256": "04be7c23495b42e3095499a3d2b3e8ec87083717fda976ff06f925b08454d787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0512030",
    "kind": "arxiv",
    "version": 1
  }
}