Pith Number

pith:X7TIN4OU

pith:2026:X7TIN4OUJ5GN575YG7HZO2CSWO

not attested not anchored not stored refs pending

Economic Complexity as a Determinant of Regional Human Development in Brazil: Evidence across Aggregation Scales

Eduardo Moura Zampirolli, Ruben Interian

arxiv:2607.25081 v1 · 2026-07-27 · 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{X7TIN4OUJ5GN575YG7HZO2CSWO}

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	2026-07-29T00:25:01.741091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe686f1d44f4cdeffb837cf976852b388ded9a634ce8be6241d5e71a615489a

Aliases

arxiv: 2607.25081 · arxiv_version: 2607.25081v1 · doi: 10.48550/arxiv.2607.25081 · pith_short_12: X7TIN4OUJ5GN · pith_short_16: X7TIN4OUJ5GN575Y · pith_short_8: X7TIN4OU

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/X7TIN4OUJ5GN575YG7HZO2CSWO \
  | 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: bfe686f1d44f4cdeffb837cf976852b388ded9a634ce8be6241d5e71a615489a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc8dfce06dcb9cf977de8bba55c1b2804b8b462f3dce9446306aa08b56626d96",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2026-07-27T21:16:42Z",
    "title_canon_sha256": "57d0dea49a6045cdeb08440ca180780b0146f5afbaa8165bb9b7dbd585cd55ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25081",
    "kind": "arxiv",
    "version": 1
  }
}