Pith Number

pith:XSDKX5QM

pith:2015:XSDKX5QM7GRQYEZRUJNVCVZUGT

not attested not anchored not stored refs pending

A reduced-form model for level-1 limit order books

Lingjiong Zhu, Tzu-Wei Yang

arxiv:1508.07891 v4 · 2015-08-31 · q-fin.TR · q-fin.ST

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSDKX5QM7GRQYEZRUJNVCVZUGT}

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	2026-05-18T00:55:25.642020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc86abf60cf9a30c1331a25b51573434e59c18ce27a0c185aee45741a68a36f7

Aliases

arxiv: 1508.07891 · arxiv_version: 1508.07891v4 · doi: 10.48550/arxiv.1508.07891 · pith_short_12: XSDKX5QM7GRQ · pith_short_16: XSDKX5QM7GRQYEZR · pith_short_8: XSDKX5QM

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/XSDKX5QM7GRQYEZRUJNVCVZUGT \
  | 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: bc86abf60cf9a30c1331a25b51573434e59c18ce27a0c185aee45741a68a36f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "903c4f7b2fc1ea113b72e3b60e37a17198983e31d8037503b2a496db666ddd40",
    "cross_cats_sorted": [
      "q-fin.ST"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.TR",
    "submitted_at": "2015-08-31T16:16:23Z",
    "title_canon_sha256": "5b0aa098eb3294ff757b9b75829d00d35e9c010c71cf68cd9c5d18e26a567842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07891",
    "kind": "arxiv",
    "version": 4
  }
}