Pith Number

pith:WCMPAOOO

pith:2017:WCMPAOOOUDW5DMMXR62XIAZLQZ

not attested not anchored not stored refs pending

A hydrodynamic model for cooperating solidary countries

Adele Naddeo, Angelo Falzarano, Marco Di Mauro, Roberto De Luca

arxiv:1707.09203 v1 · 2017-07-28 · q-fin.GN · physics.soc-ph · 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{WCMPAOOOUDW5DMMXR62XIAZLQZ}

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	2026-05-18T00:39:16.775289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b098f039cea0edd1b1978fb574032b8677706a400d50625bf6767e668e6b8907

Aliases

arxiv: 1707.09203 · arxiv_version: 1707.09203v1 · doi: 10.48550/arxiv.1707.09203 · pith_short_12: WCMPAOOOUDW5 · pith_short_16: WCMPAOOOUDW5DMMX · pith_short_8: WCMPAOOO

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/WCMPAOOOUDW5DMMXR62XIAZLQZ \
  | 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: b098f039cea0edd1b1978fb574032b8677706a400d50625bf6767e668e6b8907

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff53364eea290e81c6bf573fd0d882ae9b29fab458194e1dd119445ab84641c7",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2017-07-28T12:14:51Z",
    "title_canon_sha256": "2b6af85a938a0bff5839833f95e37201df1690102c919e35d69c79d46747c5af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09203",
    "kind": "arxiv",
    "version": 1
  }
}