Pith Number

pith:ZSQELVFJ

pith:2017:ZSQELVFJFOAOUCUYC3VGPRVCXR

not attested not anchored not stored refs pending

Sequential Design and Spatial Modeling for Portfolio Tail Risk Measurement

James Risk, Michael Ludkovski

arxiv:1710.05204 v2 · 2017-10-14 · 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{ZSQELVFJFOAOUCUYC3VGPRVCXR}

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	2026-05-18T00:15:47.009491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cca045d4a92b80ea0a9816ea67c6a2bc6542e95d98443c158ca06b1c71818a17

Aliases

arxiv: 1710.05204 · arxiv_version: 1710.05204v2 · doi: 10.48550/arxiv.1710.05204 · pith_short_12: ZSQELVFJFOAO · pith_short_16: ZSQELVFJFOAOUCUY · pith_short_8: ZSQELVFJ

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/ZSQELVFJFOAOUCUYC3VGPRVCXR \
  | 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: cca045d4a92b80ea0a9816ea67c6a2bc6542e95d98443c158ca06b1c71818a17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5790364637d55f9ecf4d602e9e92efd4a24d97419d64e3b17cbf7e0958093a27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2017-10-14T16:12:23Z",
    "title_canon_sha256": "41715ad077b1598cd3394bf4ba422edee39cb714e20c4276b3d24eba0f2fe832"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05204",
    "kind": "arxiv",
    "version": 2
  }
}