Pith Number

pith:H7H5J6TY

pith:2018:H7H5J6TYEF7UAOY3RTUPDY2P7X

not attested not anchored not stored refs pending

A multivariate stochastic model to assess research performance

Ciriaco Andrea D'Angelo, Corrado Costa, Giovanni Abramo

arxiv:1810.12827 v1 · 2018-10-30 · 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{H7H5J6TYEF7UAOY3RTUPDY2P7X}

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	2026-05-18T00:01:54.038895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fcfd4fa78217f403b1b8ce8f1e34ffdda478d0e0c4005cec55ef05fa70e8df4

Aliases

arxiv: 1810.12827 · arxiv_version: 1810.12827v1 · doi: 10.48550/arxiv.1810.12827 · pith_short_12: H7H5J6TYEF7U · pith_short_16: H7H5J6TYEF7UAOY3 · pith_short_8: H7H5J6TY

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/H7H5J6TYEF7UAOY3RTUPDY2P7X \
  | 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: 3fcfd4fa78217f403b1b8ce8f1e34ffdda478d0e0c4005cec55ef05fa70e8df4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d90066f42f702d5c691166105db327ea914e6fd6d7ce238d9597295ab145ccef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-10-30T15:56:42Z",
    "title_canon_sha256": "00004ea0344c106c4e086b585de158256fd1229f057d2d3a316cad25950d81e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12827",
    "kind": "arxiv",
    "version": 1
  }
}