Pith Number

pith:YF4YNSDX

pith:2019:YF4YNSDX2DJR4EGPCAB5NITZN5

not attested not anchored not stored refs pending

Learning Symmetries of Classical Integrable Systems

Austen Lamacraft, Roberto Bondesan

arxiv:1906.04645 v1 · 2019-06-11 · physics.comp-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YF4YNSDX2DJR4EGPCAB5NITZN5}

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	2026-05-17T23:43:33.866097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c17986c877d0d31e10cf1003d6a2796f727b35a450eeb19a8af94f9083a6d157

Aliases

arxiv: 1906.04645 · arxiv_version: 1906.04645v1 · doi: 10.48550/arxiv.1906.04645 · pith_short_12: YF4YNSDX2DJR · pith_short_16: YF4YNSDX2DJR4EGP · pith_short_8: YF4YNSDX

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/YF4YNSDX2DJR4EGPCAB5NITZN5 \
  | 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: c17986c877d0d31e10cf1003d6a2796f727b35a450eeb19a8af94f9083a6d157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d37664d7bb1205d8134411e966200ad118aee55b9a6f47f19fabc378c6edbc4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-06-11T15:11:37Z",
    "title_canon_sha256": "de279575bec34c424331d248ffb24359ca81365e0c4d16b670f3e506f6f0cd1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04645",
    "kind": "arxiv",
    "version": 1
  }
}