Pith Number

pith:DSDGVBMM

pith:2018:DSDGVBMMEXNN3H7N2NKKRMLDBM

not attested not anchored not stored refs pending

Identification of LTV Dynamical Models with Smooth or Discontinuous Time Evolution by means of Convex Optimization

Anders Robertsson, Fredrik Bagge Carlson, Rolf Johansson

arxiv:1802.09794 v1 · 2018-02-27 · cs.SY · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSDGVBMMEXNN3H7N2NKKRMLDBM}

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	2026-05-18T00:22:22.155668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c866a858c25dadd9fedd354a8b1630b11d709691f579c285ad89be04894c453

Aliases

arxiv: 1802.09794 · arxiv_version: 1802.09794v1 · doi: 10.48550/arxiv.1802.09794 · pith_short_12: DSDGVBMMEXNN · pith_short_16: DSDGVBMMEXNN3H7N · pith_short_8: DSDGVBMM

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/DSDGVBMMEXNN3H7N2NKKRMLDBM \
  | 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: 1c866a858c25dadd9fedd354a8b1630b11d709691f579c285ad89be04894c453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "878b6e2161b08957ee54b7c3a3ade10df813640b6b0a2772a67cd80803191a9b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-02-27T09:49:59Z",
    "title_canon_sha256": "0a2ad6b03afa0ea4a9042b2edde3bc430dd7b438dac25dff1b9d1caefe0cdaac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09794",
    "kind": "arxiv",
    "version": 1
  }
}