Pith Number

pith:XTOHRFNR

pith:2018:XTOHRFNRPGNLXSRLPIDMCEAKWR

not attested not anchored not stored refs pending

Data assimilation and parameter estimation for a multiscale stochastic system with alpha-stable Levy noise

Jinqiao Duan, Xiaofan Li, Xiaoli Chen, Xinyong Zhang, Yanjie Zhang, Zhuan Cheng

arxiv:1801.02846 v1 · 2018-01-09 · math.DS · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTOHRFNRPGNLXSRLPIDMCEAKWR}

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	2026-05-18T00:26:22.252890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcdc7895b1799abbca2b7a06c1100ab46d70628404fd030a09bde78ab0fbe59d

Aliases

arxiv: 1801.02846 · arxiv_version: 1801.02846v1 · doi: 10.48550/arxiv.1801.02846 · pith_short_12: XTOHRFNRPGNL · pith_short_16: XTOHRFNRPGNLXSRL · pith_short_8: XTOHRFNR

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/XTOHRFNRPGNLXSRLPIDMCEAKWR \
  | 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: bcdc7895b1799abbca2b7a06c1100ab46d70628404fd030a09bde78ab0fbe59d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e299dc82ddbe4e1fb5eb7ce9894e84357c9e5deeea9daa38470fe8770cefc2d3",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-01-09T09:16:52Z",
    "title_canon_sha256": "4f25e82697e960c9080617ee6320b523b4397845568c3bbde9b41580fb009fa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02846",
    "kind": "arxiv",
    "version": 1
  }
}