Pith Number

pith:35YH45W2

pith:2019:35YH45W2GJKP3ACWTPMRU4K6YY

not attested not anchored not stored refs pending

Mechanical Properties of Formamidinium Halide Perovskites FABX3 (FA = CH(NH2)2; B = Pb, Sn; X = Br, I) From First-Principles

Gang Tang, Jiawang Hong, Lei Guo

arxiv:1907.11347 v1 · 2019-07-26 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{35YH45W2GJKP3ACWTPMRU4K6YY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:39:29.388381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df707e76da3254fd80569bd91a715ec61a4f203cddb18bb2dce1ca406ce5bac4

Aliases

arxiv: 1907.11347 · arxiv_version: 1907.11347v1 · doi: 10.48550/arxiv.1907.11347 · pith_short_12: 35YH45W2GJKP · pith_short_16: 35YH45W2GJKP3ACW · pith_short_8: 35YH45W2

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/35YH45W2GJKP3ACWTPMRU4K6YY \
  | 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: df707e76da3254fd80569bd91a715ec61a4f203cddb18bb2dce1ca406ce5bac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d73f33d75996c11cc3b9b1d3972e55c001e5fa5c343ce0a561fc046122c147d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-07-26T01:03:47Z",
    "title_canon_sha256": "66f6dee659401af40918ee042738960bfc412d7c3cee7b2d3e6720996fa9653c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11347",
    "kind": "arxiv",
    "version": 1
  }
}