Pith Number

pith:BKPJ4KRM

pith:2015:BKPJ4KRMTYYZ25LW4N7P2TPBEV

not attested not anchored not stored refs pending

Electronic structure and photo absorption property of pseudo-cubic perovskites CH$_3$NH$_3$PbX$_3$ (X=I, Br) including van der Waals interaction

Chol-Jun Yu, Mun-Hyok Ri, Un-Gi Jong, Yong-Hyon Pae

arxiv:1512.06137 v2 · 2015-12-16 · 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{BKPJ4KRMTYYZ25LW4N7P2TPBEV}

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	2026-05-18T00:34:58.097192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a9e9e2a2c9e319d7576e37efd4de12543e3f2aaa508c180e63579395c33e035

Aliases

arxiv: 1512.06137 · arxiv_version: 1512.06137v2 · doi: 10.48550/arxiv.1512.06137 · pith_short_12: BKPJ4KRMTYYZ · pith_short_16: BKPJ4KRMTYYZ25LW · pith_short_8: BKPJ4KRM

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/BKPJ4KRMTYYZ25LW4N7P2TPBEV \
  | 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: 0a9e9e2a2c9e319d7576e37efd4de12543e3f2aaa508c180e63579395c33e035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b57cabcb0f7b7aaff9e2c7b424fbd9bdad4e2f682d814f5cce9dd834ca651015",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-12-16T03:35:11Z",
    "title_canon_sha256": "9c6d3570d83bafffae01c1e589e82c3491bdf0e660c2813fc5713a2927c3e7ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06137",
    "kind": "arxiv",
    "version": 2
  }
}