Pith Number

pith:77Q4IZLY

pith:2016:77Q4IZLY22RLQLKYTMNGXW6W5A

not attested not anchored not stored refs pending

Statistical Risk Models

Willie Yu, Zura Kakushadze

arxiv:1602.08070 v3 · 2016-02-25 · q-fin.PM · q-fin.RM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{77Q4IZLY22RLQLKYTMNGXW6W5A}

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	2026-05-18T00:48:54.693044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffe1c46578d6a2b82d589b1a6bdbd6e83dddf7e3156a7f3c6b5b6a9357dc1a8a

Aliases

arxiv: 1602.08070 · arxiv_version: 1602.08070v3 · doi: 10.48550/arxiv.1602.08070 · pith_short_12: 77Q4IZLY22RL · pith_short_16: 77Q4IZLY22RLQLKY · pith_short_8: 77Q4IZLY

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/77Q4IZLY22RLQLKYTMNGXW6W5A \
  | 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: ffe1c46578d6a2b82d589b1a6bdbd6e83dddf7e3156a7f3c6b5b6a9357dc1a8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87c22388bad78be716d81aa07889e6ea781c424926ea04002f9508b26bd75cba",
    "cross_cats_sorted": [
      "q-fin.RM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2016-02-25T20:25:42Z",
    "title_canon_sha256": "30aa35f61fdb4ffd63d7130e3cd485a0559a89b3fcf50521a786e220e5cef727"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08070",
    "kind": "arxiv",
    "version": 3
  }
}