Pith Number

pith:F3J4DHMN

pith:2012:F3J4DHMN2RT35KNJCJKKOZU7YF

not attested not anchored not stored refs pending

Inversion of Linear and Nonlinear Observable Systems with Series-defined Output Trajectories

Jean-Francois Stumper, Ralph Kennel

arxiv:1211.5758 v1 · 2012-11-25 · cs.SY · 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{F3J4DHMN2RT35KNJCJKKOZU7YF}

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	2026-05-18T03:40:02.014506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ed3c19d8dd467bea9a91254a7669fc14fcb8bf78ed8eda633221f56ce2fd593

Aliases

arxiv: 1211.5758 · arxiv_version: 1211.5758v1 · doi: 10.48550/arxiv.1211.5758 · pith_short_12: F3J4DHMN2RT3 · pith_short_16: F3J4DHMN2RT35KNJ · pith_short_8: F3J4DHMN

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/F3J4DHMN2RT35KNJCJKKOZU7YF \
  | 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: 2ed3c19d8dd467bea9a91254a7669fc14fcb8bf78ed8eda633221f56ce2fd593

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "324440c023fc6d3a5d6a8c2e34b06ed64a1ca91897526c54dba2b828e9b936aa",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2012-11-25T11:52:38Z",
    "title_canon_sha256": "d213b69c009a394255322c7d44354be34ec7ea85204aad39fdd22f29b72ab87a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5758",
    "kind": "arxiv",
    "version": 1
  }
}