Pith Number

pith:Q6YWLIOU

pith:2019:Q6YWLIOURKSSY7KFSGQKESLLK3

not attested not anchored not stored refs pending

An instantaneous market volatility estimation

Bruce Bland, Oleh Danyliv

arxiv:1908.02847 v2 · 2019-08-07 · 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{Q6YWLIOURKSSY7KFSGQKESLLK3}

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	2026-07-04T23:55:13.201836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87b165a1d48aa52c7d4591a0a2496b56f067000a6e3f9bb54629446d34a29950

Aliases

arxiv: 1908.02847 · arxiv_version: 1908.02847v2 · doi: 10.48550/arxiv.1908.02847 · pith_short_12: Q6YWLIOURKSS · pith_short_16: Q6YWLIOURKSSY7KF · pith_short_8: Q6YWLIOU

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/Q6YWLIOURKSSY7KFSGQKESLLK3 \
  | 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: 87b165a1d48aa52c7d4591a0a2496b56f067000a6e3f9bb54629446d34a29950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5af619e7c0d2371fc24ab685034fc0a769fcad3d9d7ab825a1769f2489cf791",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.TR",
    "submitted_at": "2019-08-07T21:27:11Z",
    "title_canon_sha256": "83d88bdd27a9ec725c6ced96608a4681d6dd70b2e2f025e607c9b1885ba6c2bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02847",
    "kind": "arxiv",
    "version": 2
  }
}