Pith Number

pith:2GY3QYUJ

pith:2018:2GY3QYUJS2ABEKJFKQ2ONPZQUQ

not attested not anchored not stored refs pending

Fast Gaussian Process Based Gradient Matching for Parameter Identification in Systems of Nonlinear ODEs

Alkis Gotovos, Andreas Krause, Joachim M. Buhmann, Nico Gorbach, Philippe Wenk, Stefan Bauer

arxiv:1804.04378 v2 · 2018-04-12 · stat.ML · 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{2GY3QYUJS2ABEKJFKQ2ONPZQUQ}

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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	2026-05-17T23:52:24.467010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1b1b8628996801229255434e6bf30a418d4c29f62a4bf3010ab9fdc8ce82bdc

Aliases

arxiv: 1804.04378 · arxiv_version: 1804.04378v2 · doi: 10.48550/arxiv.1804.04378 · pith_short_12: 2GY3QYUJS2AB · pith_short_16: 2GY3QYUJS2ABEKJF · pith_short_8: 2GY3QYUJ

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/2GY3QYUJS2ABEKJFKQ2ONPZQUQ \
  | 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: d1b1b8628996801229255434e6bf30a418d4c29f62a4bf3010ab9fdc8ce82bdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57cbc25be62200088626311740661f08abffe1558caeb56ec8bb7d003b68fa74",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-04-12T08:54:20Z",
    "title_canon_sha256": "1c11c97bf5802f85d1057f4d50198cac5ecc0314a8e5017ca3d812d63f3b7c9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04378",
    "kind": "arxiv",
    "version": 2
  }
}