Pith Number

pith:635CM4KT

pith:2018:635CM4KTOHZRYC5NZBJ6TXPLCY

not attested not anchored not stored refs pending

Model Risk Measurement under Wasserstein Distance

Erik Schl\"ogl, Yu Feng

arxiv:1809.03641 v2 · 2018-09-11 · q-fin.MF · math.PR · 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{635CM4KTOHZRYC5NZBJ6TXPLCY}

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	2026-05-17T23:52:15.618412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6fa26715371f31c0badc853e9ddeb163b8e8d4496d87f90196a96ee1033a8ee

Aliases

arxiv: 1809.03641 · arxiv_version: 1809.03641v2 · doi: 10.48550/arxiv.1809.03641 · pith_short_12: 635CM4KTOHZR · pith_short_16: 635CM4KTOHZRYC5N · pith_short_8: 635CM4KT

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/635CM4KTOHZRYC5NZBJ6TXPLCY \
  | 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: f6fa26715371f31c0badc853e9ddeb163b8e8d4496d87f90196a96ee1033a8ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85592249b0bf64d1a7de47c6c3fbe6a2a01b7f1a7bdf5a4fb809176a300a5cf8",
    "cross_cats_sorted": [
      "math.PR",
      "q-fin.PM",
      "q-fin.RM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2018-09-11T00:33:54Z",
    "title_canon_sha256": "7daf32268ef3067d7991063005d607043a39d59be6030eaafbbe5ae3e8e65be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03641",
    "kind": "arxiv",
    "version": 2
  }
}