Pith Number

pith:W4Q2N35F

pith:2021:W4Q2N35FJ4DBAW622AXMFVSN5O

not attested not anchored not stored refs pending

Giant modulation of the electron mobility in semiconductor Bi$_2$O$_2$Se via incipient ferroelectric phase transition

Shu Zhao, Wenbin Li, Xiao Lin, Xiaoping Yao, Ziye Zhu

arxiv:2108.03904 v2 · 2021-08-09 · 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{W4Q2N35FJ4DBAW622AXMFVSN5O}

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	2026-07-05T04:08:58.191683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b721a6efa54f06105bdad02ec2d64deb8622254ea069a9b08d0601b6d5077447

Aliases

arxiv: 2108.03904 · arxiv_version: 2108.03904v2 · doi: 10.48550/arxiv.2108.03904 · pith_short_12: W4Q2N35FJ4DB · pith_short_16: W4Q2N35FJ4DBAW62 · pith_short_8: W4Q2N35F

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/W4Q2N35FJ4DBAW622AXMFVSN5O \
  | 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: b721a6efa54f06105bdad02ec2d64deb8622254ea069a9b08d0601b6d5077447

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa678673adf91dfaf053e331ae6f3ea88fbff5419af182710bddde1b18317e84",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-08-09T09:39:29Z",
    "title_canon_sha256": "722745e8c262dad4e408f6f06e861d10a61c081083df0ba442d907792bd954e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03904",
    "kind": "arxiv",
    "version": 2
  }
}