Pith Number

pith:R6P4F5PF

pith:2020:R6P4F5PFQ2OPXUL2BUGR74DIW7

not attested not anchored not stored refs pending

Modelling Grain Boundaries in Polycrystalline Halide Perovskite Solar Cells

Aron Walsh, Ji-Sang Park

arxiv:2004.04416 v1 · 2020-04-09 · cond-mat.mtrl-sci · physics.comp-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{R6P4F5PFQ2OPXUL2BUGR74DIW7}

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	2026-07-05T05:03:18.660857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f9fc2f5e5869cfbd17a0d0d1ff068b7ea1b3b8ef7c13b128c9a0e91bc9a5a8d

Aliases

arxiv: 2004.04416 · arxiv_version: 2004.04416v1 · doi: 10.48550/arxiv.2004.04416 · pith_short_12: R6P4F5PFQ2OP · pith_short_16: R6P4F5PFQ2OPXUL2 · pith_short_8: R6P4F5PF

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/R6P4F5PFQ2OPXUL2BUGR74DIW7 \
  | 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: 8f9fc2f5e5869cfbd17a0d0d1ff068b7ea1b3b8ef7c13b128c9a0e91bc9a5a8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b5c2b97c953800979bb870e41a0a536e248eda3d025b00b016ba045a06884c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-04-09T08:23:48Z",
    "title_canon_sha256": "51bb0528876a043c384cfa2e188df80ccb6e5f6addd9011133fc7b2435107533"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04416",
    "kind": "arxiv",
    "version": 1
  }
}