Pith Number

pith:4RQOPA27

pith:2023:4RQOPA2744M2ERMGTIPS3XSPJ4

not attested not anchored not stored refs pending

Theory of Intermediate Twinning and Spontaneous Polarization in Ferroelectric Potassium Sodium Niobate

Eckhard Quandt, Georgios Grekas, Patricia-Lia Pop-Ghe, Richard D. James

arxiv:2302.01797 v2 · 2023-02-03 · 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{4RQOPA2744M2ERMGTIPS3XSPJ4}

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	2026-07-05T10:30:50.630044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e460e7835fe719a245869a1f2dde4f4f01bd6f9533080c636425267beedbe760

Aliases

arxiv: 2302.01797 · arxiv_version: 2302.01797v2 · doi: 10.48550/arxiv.2302.01797 · pith_short_12: 4RQOPA2744M2 · pith_short_16: 4RQOPA2744M2ERMG · pith_short_8: 4RQOPA27

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/4RQOPA2744M2ERMGTIPS3XSPJ4 \
  | 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: e460e7835fe719a245869a1f2dde4f4f01bd6f9533080c636425267beedbe760

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92e99920ad73600f53646d53d079549319841f28c272155b92663a4a211ee045",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2023-02-03T15:07:22Z",
    "title_canon_sha256": "3a5e584e78c31b3f0dadadc19b2556de02cb27fa5d2e50a476fdd6ae7f49bb54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.01797",
    "kind": "arxiv",
    "version": 2
  }
}