Pith Number

pith:ZXSCGQDL

pith:2009:ZXSCGQDLOA3L32BISYODQ2TCBQ

not attested not anchored not stored refs pending

Financial Bubbles, Real Estate bubbles, Derivative Bubbles, and the Financial and Economic Crisis

Didier Sornette, Ryan Woodard

arxiv:0905.0220 v1 · 2009-05-02 · q-fin.RM · q-fin.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXSCGQDLOA3L32BISYODQ2TCBQ}

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	2026-05-18T02:13:48.226393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cde423406b7036bde828961c386a620c1cbcf9facbe695e298a0d0f4dd49b9e9

Aliases

arxiv: 0905.0220 · arxiv_version: 0905.0220v1 · doi: 10.48550/arxiv.0905.0220 · pith_short_12: ZXSCGQDLOA3L · pith_short_16: ZXSCGQDLOA3L32BI · pith_short_8: ZXSCGQDL

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/ZXSCGQDLOA3L32BISYODQ2TCBQ \
  | 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: cde423406b7036bde828961c386a620c1cbcf9facbe695e298a0d0f4dd49b9e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b0d439fd6a1b5515f207a4b4f1e133a1d60bbeab3703116df5fc6bbdab186bc",
    "cross_cats_sorted": [
      "q-fin.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2009-05-02T17:34:38Z",
    "title_canon_sha256": "03e5b3b7920211dc85539ceac5aa5a4f96a7b64072f6fafa46281d1e29c24c14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0220",
    "kind": "arxiv",
    "version": 1
  }
}