Pith Number

pith:6SGGAZDC

pith:2023:6SGGAZDCDFRGOWZK72GS4Y5J22

not attested not anchored not stored refs pending

Canonical and Noncanonical Hamiltonian Operator Inference

Anthony Gruber, Irina Tezaur

arxiv:2304.06262 v2 · 2023-04-13 · cs.LG · 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{6SGGAZDCDFRGOWZK72GS4Y5J22}

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	2026-07-05T06:24:28.992966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f48c6064621962675b2afe8d2e63a9d6b0c52dccfc9e223105afd41a8a6526b7

Aliases

arxiv: 2304.06262 · arxiv_version: 2304.06262v2 · doi: 10.48550/arxiv.2304.06262 · pith_short_12: 6SGGAZDCDFRG · pith_short_16: 6SGGAZDCDFRGOWZK · pith_short_8: 6SGGAZDC

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/6SGGAZDCDFRGOWZK72GS4Y5J22 \
  | 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: f48c6064621962675b2afe8d2e63a9d6b0c52dccfc9e223105afd41a8a6526b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d358c906f8616f55350da17d47b43b2acac91c7115d59b34a58b248574693c99",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-04-13T04:45:25Z",
    "title_canon_sha256": "65f57ffc13080a9025e11097766240607b9678999768e999dbdac4db3928661c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.06262",
    "kind": "arxiv",
    "version": 2
  }
}