Pith Number

pith:POVGE7DK

pith:2017:POVGE7DKTXNASAHSRBORYBBKYQ

not attested not anchored not stored refs pending

Tetragonal CH3NH3PbI3 Is Ferroelectric

Dan Oron, David Cahen, David Ehre, Elena Meirzadeh, Gary Hodes, Hadar Kaslasi, Igor Lubo-mirsky, Omri Bar-Elli, Yagel Peleg, Yevgeny Rakita

arxiv:1702.05267 v1 · 2017-02-17 · 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{POVGE7DKTXNASAHSRBORYBBKYQ}

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	2026-05-18T00:42:07.065132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7baa627c6a9dda0900f2885d1c042ac43c0621ace68a106d44f14a73927e3a38

Aliases

arxiv: 1702.05267 · arxiv_version: 1702.05267v1 · doi: 10.48550/arxiv.1702.05267 · pith_short_12: POVGE7DKTXNA · pith_short_16: POVGE7DKTXNASAHS · pith_short_8: POVGE7DK

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/POVGE7DKTXNASAHSRBORYBBKYQ \
  | 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: 7baa627c6a9dda0900f2885d1c042ac43c0621ace68a106d44f14a73927e3a38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ef29511e2792dd47a615b5338870b9d42a8581c6873a9a6d4b3d6a59d562889",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-02-17T09:22:51Z",
    "title_canon_sha256": "4f082cf26af291c12f96b571004fa9db8d37eaac19e6cfabe927f8b07ece5810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05267",
    "kind": "arxiv",
    "version": 1
  }
}