Pith Number

pith:TQXENQNF

pith:2009:TQXENQNFP57G2PIH33MPPWMBS7

not attested not anchored not stored refs pending

A Coupled Markov Chain Approach to Credit Risk Modeling

David Wozabal, Ronald Hochreiter

arxiv:0911.3802 v2 · 2009-11-19 · q-fin.RM · 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{TQXENQNFP57G2PIH33MPPWMBS7}

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	2026-05-18T03:01:54.799515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c2e46c1a57f7e6d3d07ded8f7d98197e0d215ac6d092c9c5948689eb3b17f16

Aliases

arxiv: 0911.3802 · arxiv_version: 0911.3802v2 · doi: 10.48550/arxiv.0911.3802 · pith_short_12: TQXENQNFP57G · pith_short_16: TQXENQNFP57G2PIH · pith_short_8: TQXENQNF

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/TQXENQNFP57G2PIH33MPPWMBS7 \
  | 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: 9c2e46c1a57f7e6d3d07ded8f7d98197e0d215ac6d092c9c5948689eb3b17f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf328a1cbc3c58df46a72adcdc6ad703f5ae39a59cc999c72f9b6d52bd749709",
    "cross_cats_sorted": [
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2009-11-19T14:25:23Z",
    "title_canon_sha256": "67d79e2cd0d2adcf5c446ec830e9e1e500d6711c2a19b4fc61e7b0f19ac78184"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3802",
    "kind": "arxiv",
    "version": 2
  }
}