Pith Number

pith:TPBNOUPL

pith:2011:TPBNOUPLFT2DJPGTCS3LNG5NBS

not attested not anchored not stored refs pending

Bayesian estimation of probabilities of default for low default portfolios

Dirk Tasche

arxiv:1112.5550 v5 · 2011-12-23 · 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{TPBNOUPLFT2DJPGTCS3LNG5NBS}

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	2026-05-18T03:14:27.020134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc2d751eb2cf434bcd314b6b69bad0c9f105e77f60dcf004b824887a37823a3

Aliases

arxiv: 1112.5550 · arxiv_version: 1112.5550v5 · doi: 10.48550/arxiv.1112.5550 · pith_short_12: TPBNOUPLFT2D · pith_short_16: TPBNOUPLFT2DJPGT · pith_short_8: TPBNOUPL

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/TPBNOUPLFT2DJPGTCS3LNG5NBS \
  | 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: 9bc2d751eb2cf434bcd314b6b69bad0c9f105e77f60dcf004b824887a37823a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a3de893097ded63dda7d0bd3232efab16e94cbdc7d4c89f3ed1b4650d71a0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2011-12-23T10:35:31Z",
    "title_canon_sha256": "db0dd37ccc832015e633788bbf462a69980216df42ee333b3a7ad25bbbc7efef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5550",
    "kind": "arxiv",
    "version": 5
  }
}