Pith Number

pith:2BFWPTYU

pith:2026:2BFWPTYUPBKBYRN4WQ2C6IYJ57

not attested not anchored not stored refs pending

Origin of the Temperature-Induced Gap Bowing of Formamidinium-Methylammonium Lead Iodide Perovskites: Role of Cationic Rattlers

Adri\'an Francisco-L\'opez, Alejandro R. Go\~ni, Bethan L. Charles, Kai Xu, Mark T. Weller, Miquel Garriga, M. Isabel Alonso

arxiv:2605.27104 v1 · 2026-05-26 · 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{2BFWPTYUPBKBYRN4WQ2C6IYJ57}

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	2026-05-27T02:05:42.023385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d04b67cf1478541c45bcb4342f2309efc59659c8bd1404165b0e5f1f6ec19752

Aliases

arxiv: 2605.27104 · arxiv_version: 2605.27104v1 · doi: 10.48550/arxiv.2605.27104 · pith_short_12: 2BFWPTYUPBKB · pith_short_16: 2BFWPTYUPBKBYRN4 · pith_short_8: 2BFWPTYU

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/2BFWPTYUPBKBYRN4WQ2C6IYJ57 \
  | 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: d04b67cf1478541c45bcb4342f2309efc59659c8bd1404165b0e5f1f6ec19752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efa794f6b43aa85d98cb793d92c2ae8117b577b00bcbd85e5d5ff7c319908920",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-05-26T14:43:58Z",
    "title_canon_sha256": "d9957ae3299211651be40555917c8a97ff36d1fb012213b1805e6ab1b86eaecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27104",
    "kind": "arxiv",
    "version": 1
  }
}