Pith Number

pith:H232T77T

pith:2018:H232T77TGRWDLH5EZFTUKKQYAA

not attested not anchored not stored refs pending

The field-standardized average impact of national research systems compared to world average: the case of Italy

Ciriaco Andrea D'Angelo, Fulvio Viel, Giovanni Abramo

arxiv:1811.01738 v1 · 2018-11-05 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H232T77TGRWDLH5EZFTUKKQYAA}

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	2026-05-18T00:01:33.411770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eb7a9fff3346c359fa4c967452a1800076634d48c8a7c5dd100a4822a202310

Aliases

arxiv: 1811.01738 · arxiv_version: 1811.01738v1 · doi: 10.48550/arxiv.1811.01738 · pith_short_12: H232T77TGRWD · pith_short_16: H232T77TGRWDLH5E · pith_short_8: H232T77T

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/H232T77TGRWDLH5EZFTUKKQYAA \
  | 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: 3eb7a9fff3346c359fa4c967452a1800076634d48c8a7c5dd100a4822a202310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99b4db8070b74968e2bca6e77a3628366605fd6f2336c42c6dc28f4844b99958",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-11-05T14:37:32Z",
    "title_canon_sha256": "d3310d643b7676856f573f4960d9ba51763bef3e827fc2a58262d8c15d73a7f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01738",
    "kind": "arxiv",
    "version": 1
  }
}