Pith Number

pith:VPKWUET4

pith:2018:VPKWUET4DVLLS5BDT2H33OC26V

not attested not anchored not stored refs pending

(Co, Ni)Sn0.5 nanoparticles supported on hierarchical CN-graphene-based electrocatalysts for the oxygen reduction reaction

Angeloclaudio Nale, Enrico Negro, Federico Bertasi, Francesco Bonaccorso, Gioele Pagot, Keti Vezzu', Laura Crociani, Massimo Colombo, Mirko Prato, Stefano Polizzi, Vito Di Noto, Yannick Herve Bang

arxiv:1805.03093 v1 · 2018-05-08 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPKWUET4DVLLS5BDT2H33OC26V}

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	2026-05-18T00:15:13.554601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abd56a127c1d56b974239e8fbdb85af556155dc6d0039e8dee1f29373068a4e0

Aliases

arxiv: 1805.03093 · arxiv_version: 1805.03093v1 · doi: 10.48550/arxiv.1805.03093 · pith_short_12: VPKWUET4DVLL · pith_short_16: VPKWUET4DVLLS5BD · pith_short_8: VPKWUET4

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/VPKWUET4DVLLS5BDT2H33OC26V \
  | 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: abd56a127c1d56b974239e8fbdb85af556155dc6d0039e8dee1f29373068a4e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4653c16e280f6325543dc556d4309d5edd9401b176ddc64b0f4b381811a3add",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-05-08T15:11:05Z",
    "title_canon_sha256": "d03e39d035a7b5193253094653c901aaa013d08077c8fe5f31505a166a1355f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03093",
    "kind": "arxiv",
    "version": 1
  }
}