Pith Number

pith:S25C6OVJ

pith:2014:S25C6OVJ4OUDPEAGZN3FY7GRCX

not attested not anchored not stored refs pending

Quadratic covariation estimation of an irregularly observed semimartingale with jumps and noise

Yuta Koike

arxiv:1408.0938 v3 · 2014-08-05 · math.ST · 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{S25C6OVJ4OUDPEAGZN3FY7GRCX}

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	2026-05-18T01:18:03.504567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96ba2f3aa9e3a8379006cb765c7cd115c5074fe45309848b63a58d271d63d898

Aliases

arxiv: 1408.0938 · arxiv_version: 1408.0938v3 · doi: 10.48550/arxiv.1408.0938 · pith_short_12: S25C6OVJ4OUD · pith_short_16: S25C6OVJ4OUDPEAG · pith_short_8: S25C6OVJ

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/S25C6OVJ4OUDPEAGZN3FY7GRCX \
  | 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: 96ba2f3aa9e3a8379006cb765c7cd115c5074fe45309848b63a58d271d63d898

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f51bcad18842e113ae411ff8633508a400610b8806d6b9167d958ac8ec7bc6dd",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-08-05T11:59:11Z",
    "title_canon_sha256": "8cf58aaba48da2ddf6fc54a6019ddb8fa7a8b98534645ae1a2ee28229fbe7b6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0938",
    "kind": "arxiv",
    "version": 3
  }
}