Pith Number

pith:CZPCDGDY

pith:2014:CZPCDGDY4BCGBZHRIA2ALGAC6S

not attested not anchored not stored refs pending

A stochastic approach for quantifying immigrant integration: the Spanish test case

Adriano Barra, Cecilia Vernia, Elena Agliari, Pierluigi Contucci, Rickard Sandell

arxiv:1405.0627 v1 · 2014-05-03 · 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{CZPCDGDY4BCGBZHRIA2ALGAC6S}

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	2026-05-18T01:21:38.061446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

165e219878e04460e4f14034059802f481ccd0a2924cfd019e153ddd1ac9788b

Aliases

arxiv: 1405.0627 · arxiv_version: 1405.0627v1 · doi: 10.48550/arxiv.1405.0627 · pith_short_12: CZPCDGDY4BCG · pith_short_16: CZPCDGDY4BCGBZHR · pith_short_8: CZPCDGDY

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/CZPCDGDY4BCGBZHRIA2ALGAC6S \
  | 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: 165e219878e04460e4f14034059802f481ccd0a2924cfd019e153ddd1ac9788b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bece632df6bd79e82a997604b1acda2ec15bbb4474489615d4383f3bb6380db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-05-03T22:40:41Z",
    "title_canon_sha256": "94d64681aabf64a80246738dcf6db7e2011a859566ba6522870370a0e7073caa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0627",
    "kind": "arxiv",
    "version": 1
  }
}