Pith Number

pith:5H7YPEC7

pith:2015:5H7YPEC7AV4ZSYKNF7BRE7F4P5

not attested not anchored not stored refs pending

Observability of Market Daily Volatility

Filippo Petroni, Maurizio Serva

arxiv:1503.08032 v1 · 2015-03-27 · 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{5H7YPEC7AV4ZSYKNF7BRE7F4P5}

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	2026-05-18T02:20:11.684733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ff87905f057999614d2fc3127cbc7f795a6c58f99c45ba5135b3b4da0ca57b

Aliases

arxiv: 1503.08032 · arxiv_version: 1503.08032v1 · doi: 10.48550/arxiv.1503.08032 · pith_short_12: 5H7YPEC7AV4Z · pith_short_16: 5H7YPEC7AV4ZSYKN · pith_short_8: 5H7YPEC7

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/5H7YPEC7AV4ZSYKNF7BRE7F4P5 \
  | 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: e9ff87905f057999614d2fc3127cbc7f795a6c58f99c45ba5135b3b4da0ca57b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "542a1b4f2cfa53153cbe5207edbfa5a57a2f5f62dfd4c0c17d8f2a7683e4e6b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2015-03-27T11:43:06Z",
    "title_canon_sha256": "59420a9374cfe3c644f12dd6981c31e55da6cdf52821a8fa624c93506a4ac313"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08032",
    "kind": "arxiv",
    "version": 1
  }
}