Pith Number

pith:P7Y6VXUA

pith:2018:P7Y6VXUANAXH3RAIKSNKH5PHQX

not attested not anchored not stored refs pending

A Decision Support System for Public Research Organizations Participating in National Research Assessment Exercises

Ciriaco Andrea D'Angelo, Giovanni Abramo

arxiv:1811.08691 v1 · 2018-11-21 · 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{P7Y6VXUANAXH3RAIKSNKH5PHQX}

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	2026-05-18T00:00:11.882902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff1eade80682e7dc408549aa3f5e785c4a6bfb586d1f35467e5d0db88a4fa85

Aliases

arxiv: 1811.08691 · arxiv_version: 1811.08691v1 · doi: 10.48550/arxiv.1811.08691 · pith_short_12: P7Y6VXUANAXH · pith_short_16: P7Y6VXUANAXH3RAI · pith_short_8: P7Y6VXUA

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/P7Y6VXUANAXH3RAIKSNKH5PHQX \
  | 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: 7ff1eade80682e7dc408549aa3f5e785c4a6bfb586d1f35467e5d0db88a4fa85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe49f5c91704352b09d86c23afbb82f5cea2091b7ad3a843acbd437735220e35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-11-21T11:36:28Z",
    "title_canon_sha256": "86b5f3d68e103e84fa47d964915c22ca0e2614d6b3352209db265efbb06fa7fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08691",
    "kind": "arxiv",
    "version": 1
  }
}