Pith Number

pith:UT7JJUD5

pith:2023:UT7JJUD5KWZUJMVKA6VXWARYR3

not attested not anchored not stored refs pending

Tail dependence structure and extreme risk spillover effects between the international agricultural futures and spot markets

Peng-Fei Dai, Wei-Xing Zhou, Yun-Shi Dai

arxiv:2303.11030 v1 · 2023-03-20 · econ.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UT7JJUD5KWZUJMVKA6VXWARYR3}

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	2026-07-05T07:05:41.863974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4fe94d07d55b344b2aa07ab7b02388ee81612b1f7140341a617f208ecb269e7

Aliases

arxiv: 2303.11030 · arxiv_version: 2303.11030v1 · doi: 10.48550/arxiv.2303.11030 · pith_short_12: UT7JJUD5KWZU · pith_short_16: UT7JJUD5KWZUJMVK · pith_short_8: UT7JJUD5

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/UT7JJUD5KWZUJMVKA6VXWARYR3 \
  | 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: a4fe94d07d55b344b2aa07ab7b02388ee81612b1f7140341a617f208ecb269e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b48a209fe43471b0bcdcdeffc835164d777d7e7c8a6fc17b869ca8b35b835db",
    "cross_cats_sorted": [
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2023-03-20T11:29:17Z",
    "title_canon_sha256": "1528cde705a7f0d4f033b9f27d87de3ce98023f75e3131e3c7eda0212a7dbd24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.11030",
    "kind": "arxiv",
    "version": 1
  }
}