Pith Number

pith:PTAN3CXH

pith:2021:PTAN3CXHMGCS3FDFIRWIEJWEX7

not attested not anchored not stored refs pending

Piezoelectricity in hafnia

Alexei Gruverman, Claudia Richter, Emmanuel Defay, Haidong Lu, Hugo Aramberri, Jorge \'I\~niguez, Pratyush Buragohain, Sangita Dutta, Sebastjan Glinsek, Uwe Schroeder

arxiv:2107.07414 v1 · 2021-07-15 · 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{PTAN3CXHMGCS3FDFIRWIEJWEX7}

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	2026-07-05T03:45:37.510275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cc0dd8ae761852d9465446c8226c4bfeef8838c4598a4167ed5cdba9af11ca7

Aliases

arxiv: 2107.07414 · arxiv_version: 2107.07414v1 · doi: 10.48550/arxiv.2107.07414 · pith_short_12: PTAN3CXHMGCS · pith_short_16: PTAN3CXHMGCS3FDF · pith_short_8: PTAN3CXH

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/PTAN3CXHMGCS3FDFIRWIEJWEX7 \
  | 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: 7cc0dd8ae761852d9465446c8226c4bfeef8838c4598a4167ed5cdba9af11ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93b015b22331ed3f9ebd3a626a8b147124f2283c19e69c7ad1ec52dc0e99536c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-07-15T15:51:11Z",
    "title_canon_sha256": "f1dcf3f6cae6a72a47023af329f819140f14279244090f9f657dad91468bd3b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07414",
    "kind": "arxiv",
    "version": 1
  }
}