Pith Number

pith:XZFYSAHV

pith:2017:XZFYSAHVRVUR47DD2LFQKPA2YY

not attested not anchored not stored refs pending

Second order approximations for limit order books

D\"orte Kreher, Ulrich Horst

arxiv:1708.07394 v2 · 2017-08-24 · q-fin.MF · math.PR · q-fin.TR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZFYSAHVRVUR47DD2LFQKPA2YY}

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	2026-05-18T00:22:10.764589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be4b8900f58d691e7c63d2cb053c1ac62e1b5174091c2fd7de2bbb9e1e2eb6a2

Aliases

arxiv: 1708.07394 · arxiv_version: 1708.07394v2 · doi: 10.48550/arxiv.1708.07394 · pith_short_12: XZFYSAHVRVUR · pith_short_16: XZFYSAHVRVUR47DD · pith_short_8: XZFYSAHV

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/XZFYSAHVRVUR47DD2LFQKPA2YY \
  | 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: be4b8900f58d691e7c63d2cb053c1ac62e1b5174091c2fd7de2bbb9e1e2eb6a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f1394588f93a116a816e5624f7881b92be9bc34c71c68f633396e7af2a22140",
    "cross_cats_sorted": [
      "math.PR",
      "q-fin.TR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2017-08-24T13:27:27Z",
    "title_canon_sha256": "cb0796199c88a1bae853328d1d0355ff360e89fd7e5660ad215672be080b068f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07394",
    "kind": "arxiv",
    "version": 2
  }
}