Pith Number

pith:B7QZB2FD

pith:2020:B7QZB2FDKUKQV5XIH3R4ZUUXVR

not attested not anchored not stored refs pending

Holistic Multi-scale Imaging of Oxygen Reduction Reaction Catalyst Degradation in Operational Fuel Cells

Alan Coelho, Antonis Vamvakeros, Arnaud Morin, Dan Bizzotto, David P. Wilkinson, Elizabeth A. Fisher, Fabrice Micoud, Fr\'ed\'eric Maillard, Isaac Martens, Jakub Drnec, Janne Pusa, Laetitia Dubau, Maria Valeria Blanco, Nicolas Martinez, Rapha\"el Chattot, Sandrine Lyonnard, Simon D.M. Jacques, Sylvie Escribano, Tim Starr, Tristan Asset, Veijo Honkim\"aki

arxiv:2008.04770 v1 · 2020-08-11 · physics.app-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{B7QZB2FDKUKQV5XIH3R4ZUUXVR}

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	2026-07-05T01:26:28.678341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fe190e8a355150af6e83ee3ccd297ac599f893d11aef36d18df6bf7dacf3f8a

Aliases

arxiv: 2008.04770 · arxiv_version: 2008.04770v1 · doi: 10.48550/arxiv.2008.04770 · pith_short_12: B7QZB2FDKUKQ · pith_short_16: B7QZB2FDKUKQV5XI · pith_short_8: B7QZB2FD

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/B7QZB2FDKUKQV5XIH3R4ZUUXVR \
  | 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: 0fe190e8a355150af6e83ee3ccd297ac599f893d11aef36d18df6bf7dacf3f8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf82b1fda203734fa26a0696b3da1d5b5e3d4062b117ab57d8c09c85134efbe9",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-08-11T15:20:31Z",
    "title_canon_sha256": "0888b497bb8249816a4fccea2555fb78034be3088c4ca64841201fdc1d151de2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.04770",
    "kind": "arxiv",
    "version": 1
  }
}