Pith Number

pith:RTZQ7FJF

pith:2019:RTZQ7FJFFL73O2E7UIKAIPHRMH

not attested not anchored not stored refs pending

Data-Driven Operator Theoretic Methods for Global Phase Space Learning

Enoch Yeung, Sai Pushpak Nandanoori, Subhrajit Sinha

arxiv:1910.03011 v1 · 2019-10-03 · math.DS · cs.SY · eess.SY · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTZQ7FJFFL73O2E7UIKAIPHRMH}

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	2026-07-05T00:10:17.047913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cf30f95252affb7689fa214043cf161e6fbae84309bbd2a45946c972d7c71bb

Aliases

arxiv: 1910.03011 · arxiv_version: 1910.03011v1 · doi: 10.48550/arxiv.1910.03011 · pith_short_12: RTZQ7FJFFL73 · pith_short_16: RTZQ7FJFFL73O2E7 · pith_short_8: RTZQ7FJF

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/RTZQ7FJFFL73O2E7UIKAIPHRMH \
  | 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: 8cf30f95252affb7689fa214043cf161e6fbae84309bbd2a45946c972d7c71bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5613b8d614f6a021ef4222a094b4f114e82599b181dedc0c533689f3b4f88fd6",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-10-03T17:46:09Z",
    "title_canon_sha256": "83ef927254f97ba675428b073844482d6a70c1d42ef565337e33d9d0b38aac43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03011",
    "kind": "arxiv",
    "version": 1
  }
}