Pith Number

pith:ZY7UZ4FU

pith:2025:ZY7UZ4FUVVSHWG3BVAQ5E6KWKB

not attested not anchored not stored refs pending

The Theory of Economic Complexity

C\'esar A. Hidalgo, Viktor Stojkoski

arxiv:2506.18829 v7 · 2025-06-23 · 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{ZY7UZ4FUVVSHWG3BVAQ5E6KWKB}

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	2026-05-29T01:04:54.174860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce3f4cf0b4ad647b1b61a821d2795650412873db58920f5a5e9674c10f23f15d

Aliases

arxiv: 2506.18829 · arxiv_version: 2506.18829v7 · doi: 10.48550/arxiv.2506.18829 · pith_short_12: ZY7UZ4FUVVSH · pith_short_16: ZY7UZ4FUVVSHWG3B · pith_short_8: ZY7UZ4FU

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/ZY7UZ4FUVVSHWG3BVAQ5E6KWKB \
  | 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: ce3f4cf0b4ad647b1b61a821d2795650412873db58920f5a5e9674c10f23f15d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad560c1ea40423012656d5f9e7a988f4c0662fb93dec902432dd8187c463a73d",
    "cross_cats_sorted": [
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2025-06-23T16:44:47Z",
    "title_canon_sha256": "5330d51d9a7dbe5fd768f3d54f2db0391442259658847bc89b2618f42a447021"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.18829",
    "kind": "arxiv",
    "version": 7
  }
}