Pith Number

pith:VXYE7WVU

pith:2025:VXYE7WVUXOVDBUYQDW5LJHY2S4

not attested not anchored not stored refs pending

Mixed platinum and zirconia powder as electrocatalyst for hydrogen evolution and oxidation reaction

Alberto Vertova, Alessandro Minguzzi, Claudio Piazzoni, Cristina Lenardi, Manuel Iozzia, Simone Minelli

arxiv:2506.14819 v1 · 2025-06-09 · physics.chem-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXYE7WVUXOVDBUYQDW5LJHY2S4}

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	2026-07-05T11:23:32.154717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adf04fdab4bbaa30d3101dbab49f1a9702cff86f7c3ea017c4f50b570f5c097e

Aliases

arxiv: 2506.14819 · arxiv_version: 2506.14819v1 · doi: 10.48550/arxiv.2506.14819 · pith_short_12: VXYE7WVUXOVD · pith_short_16: VXYE7WVUXOVDBUYQ · pith_short_8: VXYE7WVU

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/VXYE7WVUXOVDBUYQDW5LJHY2S4 \
  | 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: adf04fdab4bbaa30d3101dbab49f1a9702cff86f7c3ea017c4f50b570f5c097e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9ce4c561c285f587a74e98baa6d523e62a0880b8d646edbaa75a8921fed1c30",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-06-09T16:18:05Z",
    "title_canon_sha256": "82ee93357222d5e4d1337cd7a21c2364fd19746b7fd50da4a37bf83ca17d79ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.14819",
    "kind": "arxiv",
    "version": 1
  }
}