Pith Number

pith:3ZLYUHYT

pith:2018:3ZLYUHYTUXFUQHNAVVALZMF3K2

not attested not anchored not stored refs pending

An Analysis of Frequent Patterns in the World Trade Web

Alfredo Petrosino, Maddalena D'Anna

arxiv:1803.07265 v1 · 2018-03-20 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZLYUHYTUXFUQHNAVVALZMF3K2}

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	2026-05-18T00:20:33.799175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de578a1f13a5cb481da0ad40bcb0bb56b500423ccc278e6f4447699b6704ccc9

Aliases

arxiv: 1803.07265 · arxiv_version: 1803.07265v1 · doi: 10.48550/arxiv.1803.07265 · pith_short_12: 3ZLYUHYTUXFU · pith_short_16: 3ZLYUHYTUXFUQHNA · pith_short_8: 3ZLYUHYT

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/3ZLYUHYTUXFUQHNAVVALZMF3K2 \
  | 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: de578a1f13a5cb481da0ad40bcb0bb56b500423ccc278e6f4447699b6704ccc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8addba463094e2777e5b290a377a632b4ee20565254257db53a0949e1460df04",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-03-20T05:55:24Z",
    "title_canon_sha256": "c63a8a4c733228ba52bb32578f23f60d7a41c2d8e30899cb7b5697a0f6631680"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07265",
    "kind": "arxiv",
    "version": 1
  }
}