Pith Number

pith:T6T5S3DM

pith:2021:T6T5S3DM6BDVNHDN36YC6D4J27

not attested not anchored not stored refs pending

Model Risk in Credit Portfolio Models

Christian Meyer

arxiv:2111.14631 v2 · 2021-11-23 · q-fin.RM · math.PR · q-fin.CP · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T6T5S3DM6BDVNHDN36YC6D4J27}

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	2026-06-19T16:09:44.846208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fa7d96c6cf047569c6ddfb02f0f89d7fb4e9eb4dc9d6289699e76b99232f6db

Aliases

arxiv: 2111.14631 · arxiv_version: 2111.14631v2 · doi: 10.48550/arxiv.2111.14631 · pith_short_12: T6T5S3DM6BDV · pith_short_16: T6T5S3DM6BDVNHDN · pith_short_8: T6T5S3DM

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/T6T5S3DM6BDVNHDN36YC6D4J27 \
  | 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: 9fa7d96c6cf047569c6ddfb02f0f89d7fb4e9eb4dc9d6289699e76b99232f6db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7729d92877ca1e3c9f7c41810f41217ee997bada7569280b8ebec4fe914f542",
    "cross_cats_sorted": [
      "math.PR",
      "q-fin.CP",
      "q-fin.PM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2021-11-23T13:12:47Z",
    "title_canon_sha256": "b15128b7f9509a9227f9e889d346d0e898f3532912ac49ffb47503a8912bbb34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14631",
    "kind": "arxiv",
    "version": 2
  }
}