Pith Number

pith:IWUK4ODW

pith:2016:IWUK4ODWRTJBAMDPWPZ3R3HND2

not attested not anchored not stored refs pending

Estimation and prediction of credit risk based on rating transition systems

Jinghai Shao, Siming Li, Yong Li

arxiv:1607.00448 v2 · 2016-07-02 · q-fin.RM · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWUK4ODWRTJBAMDPWPZ3R3HND2}

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	2026-05-18T00:20:07.538961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a8ae38768cd210306fb3f3b8eced1eac0f22e0e218cbeb7fc4016b99a5519a

Aliases

arxiv: 1607.00448 · arxiv_version: 1607.00448v2 · doi: 10.48550/arxiv.1607.00448 · pith_short_12: IWUK4ODWRTJB · pith_short_16: IWUK4ODWRTJBAMDP · pith_short_8: IWUK4ODW

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/IWUK4ODWRTJBAMDPWPZ3R3HND2 \
  | 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: 45a8ae38768cd210306fb3f3b8eced1eac0f22e0e218cbeb7fc4016b99a5519a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61cfea4a21ab11f43fcae74b969952f22803042664d02ba605b8f19c12f269e2",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2016-07-02T01:52:59Z",
    "title_canon_sha256": "8e80aaa0b2067989718044301dd808165bb44876cb1f8f32f0d60a4a9a50cbda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.00448",
    "kind": "arxiv",
    "version": 2
  }
}