Pith Number

pith:OQOUQI4X

pith:2021:OQOUQI4XPFJUFN5XDVBE52SMRH

not attested not anchored not stored refs pending

Strain-induced topological phase transition at (111) SrTiO$_3$-based heterostructures

Carmine Antonio Perroni, Mattia Trama, Vittorio Cataudella

arxiv:2109.11563 v1 · 2021-09-23 · 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{OQOUQI4XPFJUFN5XDVBE52SMRH}

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	2026-07-05T03:56:03.757636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

741d482397795342b7b71d424eea4c89f2155344654e13ffdc628c522ab7f209

Aliases

arxiv: 2109.11563 · arxiv_version: 2109.11563v1 · doi: 10.48550/arxiv.2109.11563 · pith_short_12: OQOUQI4XPFJU · pith_short_16: OQOUQI4XPFJUFN5X · pith_short_8: OQOUQI4X

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/OQOUQI4XPFJUFN5XDVBE52SMRH \
  | 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: 741d482397795342b7b71d424eea4c89f2155344654e13ffdc628c522ab7f209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a964bcbae5f542542a3c3c9a78a42c3129378127d87ec214632d518ffd18bee6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-09-23T18:00:03Z",
    "title_canon_sha256": "6bbd1627b8e877f0166b823b2d3e220bad0a6ef37395be8388dfac46f66c8dc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.11563",
    "kind": "arxiv",
    "version": 1
  }
}