Pith Number

pith:AHOVKHOX

pith:2007:AHOVKHOXPS5SM6OS7O6C7TP444

not attested not anchored not stored refs pending

Nilpotent normal form for divergence-free vector fields and volume-preserving maps

H.R. Dullin, J.D. Meiss

arxiv:0706.1575 v1 · 2007-06-11 · 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{AHOVKHOXPS5SM6OS7O6C7TP444}

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	2026-05-18T03:20:19.304876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01dd551dd77cbb2679d2fbbc2fcdfce7315643fb208aa1ac43a33c969d2b55cf

Aliases

arxiv: 0706.1575 · arxiv_version: 0706.1575v1 · doi: 10.48550/arxiv.0706.1575 · pith_short_12: AHOVKHOXPS5S · pith_short_16: AHOVKHOXPS5SM6OS · pith_short_8: AHOVKHOX

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/AHOVKHOXPS5SM6OS7O6C7TP444 \
  | 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: 01dd551dd77cbb2679d2fbbc2fcdfce7315643fb208aa1ac43a33c969d2b55cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd5b7dcff172ce3683ae5c1cda13c955b70fb242176bd2a15578627213677b7b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2007-06-11T21:01:49Z",
    "title_canon_sha256": "779c1715f3b6945ad72bc3558edfa05550a8ab0ce5ac4ed453b5182282fcd0d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.1575",
    "kind": "arxiv",
    "version": 1
  }
}