Pith Number

pith:OBB4RG7Q

pith:2021:OBB4RG7QHVOMRJVLMQWWQX2V5X

not attested not anchored not stored refs pending

Estimating the characteristics of stochastic damping Hamiltonian systems from continuous observations

Claudia Strauch, Niklas Dexheimer

arxiv:2109.13190 v3 · 2021-09-27 · math.ST · math.PR · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBB4RG7QHVOMRJVLMQWWQX2V5X}

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	2026-07-05T04:25:12.260300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7043c89bf03d5cc8a6ab642d685f55edf138b57af1f6436d49558bc0178ac471

Aliases

arxiv: 2109.13190 · arxiv_version: 2109.13190v3 · doi: 10.48550/arxiv.2109.13190 · pith_short_12: OBB4RG7QHVOM · pith_short_16: OBB4RG7QHVOMRJVL · pith_short_8: OBB4RG7Q

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/OBB4RG7QHVOMRJVLMQWWQX2V5X \
  | 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: 7043c89bf03d5cc8a6ab642d685f55edf138b57af1f6436d49558bc0178ac471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e9f4962b8272c02f3729752529334b3fb1901a7b2069b4f661ea95bd997fb6",
    "cross_cats_sorted": [
      "math.PR",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2021-09-27T17:09:08Z",
    "title_canon_sha256": "dc28714f8a34a5e4d5b6cdaab835f3821e759ab331e42e0cabef1b8424ead5db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13190",
    "kind": "arxiv",
    "version": 3
  }
}