Pith Number

pith:25E7BAHM

pith:2021:25E7BAHMK34QTVXPDLNQ7IGRDN

not attested not anchored not stored refs pending

Trilinear coupling driven ferroelectricity in HfO$_2$

Francesco Delodovici, Paolo Barone, Silvia Picozzi

arxiv:2103.12775 v1 · 2021-03-23 · 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{25E7BAHMK34QTVXPDLNQ7IGRDN}

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	2026-07-05T02:49:47.214960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d749f080ec56f909d6ef1adb0fa0d11b48b762a1a720d197dc4d338c53c76f49

Aliases

arxiv: 2103.12775 · arxiv_version: 2103.12775v1 · doi: 10.48550/arxiv.2103.12775 · pith_short_12: 25E7BAHMK34Q · pith_short_16: 25E7BAHMK34QTVXP · pith_short_8: 25E7BAHM

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/25E7BAHMK34QTVXPDLNQ7IGRDN \
  | 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: d749f080ec56f909d6ef1adb0fa0d11b48b762a1a720d197dc4d338c53c76f49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ace2172fdb175954958a5e80cb8890665e00f3737d7354b95d1c3f4b73560e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-03-23T18:20:23Z",
    "title_canon_sha256": "ab188a9cde2db2cb572f44a77a23dc4589de9ec994c962a9fc7e9b821d7974d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12775",
    "kind": "arxiv",
    "version": 1
  }
}