Pith Number

pith:Z7NPLD2X

pith:2012:Z7NPLD2XIUWEXMMISLKD4ZWKJW

not attested not anchored not stored refs pending

Weighted-indexed semi-Markov models for modeling financial returns

Filippo Petroni, Guglielmo D'Amico

arxiv:1205.2551 v2 · 2012-05-11 · q-fin.ST · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7NPLD2XIUWEXMMISLKD4ZWKJW}

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	2026-05-18T01:57:33.234622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfdaf58f57452c4bb18892d43e66ca4d86912d5f505f233a7c49d1b6de43a678

Aliases

arxiv: 1205.2551 · arxiv_version: 1205.2551v2 · doi: 10.48550/arxiv.1205.2551 · pith_short_12: Z7NPLD2XIUWE · pith_short_16: Z7NPLD2XIUWEXMMI · pith_short_8: Z7NPLD2X

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/Z7NPLD2XIUWEXMMISLKD4ZWKJW \
  | 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: cfdaf58f57452c4bb18892d43e66ca4d86912d5f505f233a7c49d1b6de43a678

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e32c589677174de865ef1a5642c19e871996406302325fbb3db91fcdbbc35b7",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2012-05-11T15:18:58Z",
    "title_canon_sha256": "5f3034f650be8990c92da520b2eb2a6f868a13b4ccc3dd3b17992cee77d54be1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2551",
    "kind": "arxiv",
    "version": 2
  }
}