Pith Number

pith:JOAF6GVY

pith:2018:JOAF6GVYLKDEA7WH4EE2KKXIOX

not attested not anchored not stored refs pending

Methodological considerations on the use of the normalized impact in the Severo Ochoa and Mar\'ia de Maetzu programmes

Daniel Torres-Salinas, Enrique Herrera-Viedma, Evaristo Jim\'enez-Contreras, Nicolas Robinson-Garcia

arxiv:1804.03446 v1 · 2018-04-10 · 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{JOAF6GVYLKDEA7WH4EE2KKXIOX}

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	2026-05-18T00:18:48.214432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b805f1ab85a86407ec7e109a52ae875c593713e8d503516581726a1d0d80209

Aliases

arxiv: 1804.03446 · arxiv_version: 1804.03446v1 · doi: 10.48550/arxiv.1804.03446 · pith_short_12: JOAF6GVYLKDE · pith_short_16: JOAF6GVYLKDEA7WH · pith_short_8: JOAF6GVY

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/JOAF6GVYLKDEA7WH4EE2KKXIOX \
  | 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: 4b805f1ab85a86407ec7e109a52ae875c593713e8d503516581726a1d0d80209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a045908036342be2cf13fc61dcb376160b49d4eac815a412e66295456f9fdf99",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-04-10T10:50:37Z",
    "title_canon_sha256": "fb4883afa98970a110c6ff4feed1b8996ddeabbd02fced0b71e0f443ac04b272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03446",
    "kind": "arxiv",
    "version": 1
  }
}