Pith Number

pith:JAKO2P3H

pith:2017:JAKO2P3HRCFQEEZHDSUWCMAS7Y

not attested not anchored not stored refs pending

On Reduced Input-Output Dynamic Mode Decomposition

Christian Himpe, Peter Benner, Tim Mitchell

arxiv:1712.08447 v1 · 2017-12-22 · cs.SY · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JAKO2P3HRCFQEEZHDSUWCMAS7Y}

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	2026-05-18T00:27:23.431833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4814ed3f67888b0213271ca9613012fe03f58de8fa9c6117142e790355951f88

Aliases

arxiv: 1712.08447 · arxiv_version: 1712.08447v1 · doi: 10.48550/arxiv.1712.08447 · pith_short_12: JAKO2P3HRCFQ · pith_short_16: JAKO2P3HRCFQEEZH · pith_short_8: JAKO2P3H

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/JAKO2P3HRCFQEEZHDSUWCMAS7Y \
  | 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: 4814ed3f67888b0213271ca9613012fe03f58de8fa9c6117142e790355951f88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "700945b10b3fe8bb11f0161341d7249c193f25542c7298b885dca8e1cf7efffc",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-12-22T14:02:43Z",
    "title_canon_sha256": "e03832516131d668b2b1775e04cbcf4fc3fdede4f62713f16e68b6e49914797c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08447",
    "kind": "arxiv",
    "version": 1
  }
}