Pith Number

pith:KOP75RAG

pith:2018:KOP75RAG4BGJ7CUQILCTD4RTNT

not attested not anchored not stored refs pending

Is there a housing bubble in China

Didier Sornette (ETH Zurich), Lijian Wei (SYU), Tianhao Zhi (SYU), Zhiqiang Jiang (ECUST), Zhongfei Li (SYU)

arxiv:1801.03678 v1 · 2018-01-11 · 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{KOP75RAG4BGJ7CUQILCTD4RTNT}

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	2026-05-18T00:26:13.703713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

539ffec406e04c9f8a9042c531f2336cc0255eb4bc1802a822b09af910f75ce2

Aliases

arxiv: 1801.03678 · arxiv_version: 1801.03678v1 · doi: 10.48550/arxiv.1801.03678 · pith_short_12: KOP75RAG4BGJ · pith_short_16: KOP75RAG4BGJ7CUQ · pith_short_8: KOP75RAG

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/KOP75RAG4BGJ7CUQILCTD4RTNT \
  | 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: 539ffec406e04c9f8a9042c531f2336cc0255eb4bc1802a822b09af910f75ce2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "142b217e99cf1ebd459faca32ebe61cab6db55f8fac8940252e32bb8468f2d6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.RM",
    "submitted_at": "2018-01-11T09:11:44Z",
    "title_canon_sha256": "2267a44d021513b471df99a4083fa4c9ff80f001eef501d026e237c64e2956a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03678",
    "kind": "arxiv",
    "version": 1
  }
}