Pith Number

pith:747RFPGH

pith:2014:747RFPGHOFZVTPSORUIUSTPDGN

not attested not anchored not stored refs pending

Market Efficiency and Government Interventions in Prewar Japanese Rice Futures Markets

Akihiko Noda, Kiyotaka Maeda, Mikio Ito

arxiv:1404.1164 v9 · 2014-04-04 · q-fin.GN · q-fin.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{747RFPGHOFZVTPSORUIUSTPDGN}

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	2026-05-18T00:50:31.391412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3f12bcc7717359be4e8d11494de3334e69e210a4e7351fe32b65daca222ab9

Aliases

arxiv: 1404.1164 · arxiv_version: 1404.1164v9 · doi: 10.48550/arxiv.1404.1164 · pith_short_12: 747RFPGHOFZV · pith_short_16: 747RFPGHOFZVTPSO · pith_short_8: 747RFPGH

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/747RFPGHOFZVTPSORUIUSTPDGN \
  | 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: ff3f12bcc7717359be4e8d11494de3334e69e210a4e7351fe32b65daca222ab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecdced54889b2263d01e58de4965d0a902decc2e8658d37b9282627800ceb75d",
    "cross_cats_sorted": [
      "q-fin.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2014-04-04T06:52:43Z",
    "title_canon_sha256": "fed0f33f371285b093c975703aed96b51d370df4333d05282f8b11291d5d2da0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1164",
    "kind": "arxiv",
    "version": 9
  }
}