Pith Number

pith:MQ2H6WKL

pith:2019:MQ2H6WKL2YLSJSRA7QLY7CSVA6

not attested not anchored not stored refs pending

On the role of the electron-phonon interaction in the temperature dependence of the gap of lead halide perovskites

08010 Barcelona, 08193 Bellaterra, (2) Dept. of Chemistry \& Centre for Sustainable Chemical Technologies, 3) ((1) Institut de Ci\`encia de Materials de Barcelona (ICMAB-CSIC), (3) ICREA, A. Francisco-L\'opez (1), A. R.~Go\~ni (1, Bath BA2 7AY, B. Charles (2), Campus UAB, Claverton Down, M. Campoy-Quiles (1), M. Garriga (1), M. I. Alonso (1), M. T. Weller (2), O. J. Weber (2), Passeig Llu\'is Companys 23, Spain, Spain), UK, University of Bath

arxiv:1903.10204 v1 · 2019-03-25 · 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{MQ2H6WKL2YLSJSRA7QLY7CSVA6}

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	2026-07-05T03:18:23.331058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64347f594bd61724ca20fc178f8a5507873675e2b5271aa57b03f6480e5f606d

Aliases

arxiv: 1903.10204 · arxiv_version: 1903.10204v1 · doi: 10.48550/arxiv.1903.10204 · pith_short_12: MQ2H6WKL2YLS · pith_short_16: MQ2H6WKL2YLSJSRA · pith_short_8: MQ2H6WKL

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/MQ2H6WKL2YLSJSRA7QLY7CSVA6 \
  | 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: 64347f594bd61724ca20fc178f8a5507873675e2b5271aa57b03f6480e5f606d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3ce08c29acf519e645a2fcc0590319f1c51c7aee6091f042bb89bb9b734ca85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-03-25T09:40:10Z",
    "title_canon_sha256": "ac883926d3e08fd790a7c83467bd24a7f915ba0ceb67d10c015970f2294d9a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10204",
    "kind": "arxiv",
    "version": 1
  }
}