Pith Number

pith:L2OPA4BD

pith:2009:L2OPA4BD2FNHKUJGWEAXAT6XSS

not attested not anchored not stored refs pending

Collective firm bankruptcies and phase transition in rating dynamics

Janusz A. Ho{\l}yst, Pawe{\l} Sieczka

arxiv:0904.4430 v2 · 2009-04-28 · 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{L2OPA4BD2FNHKUJGWEAXAT6XSS}

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	2026-05-18T02:13:56.595948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e9cf07023d15a755126b101704fd794bc1c74812d46ba400771eb2c88d46114

Aliases

arxiv: 0904.4430 · arxiv_version: 0904.4430v2 · doi: 10.48550/arxiv.0904.4430 · pith_short_12: L2OPA4BD2FNH · pith_short_16: L2OPA4BD2FNHKUJG · pith_short_8: L2OPA4BD

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/L2OPA4BD2FNHKUJGWEAXAT6XSS \
  | 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: 5e9cf07023d15a755126b101704fd794bc1c74812d46ba400771eb2c88d46114

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63459d489435372fb9f6fb218b32c301dccb488670dff51813f4af4cc481860c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2009-04-28T15:36:25Z",
    "title_canon_sha256": "86b11d0efde84f31351fcb3f9808c17f2933deb09e3dda3b5debea8f4d2ca9b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4430",
    "kind": "arxiv",
    "version": 2
  }
}