Pith Number

pith:OR3FSNZQ

pith:2009:OR3FSNZQJNG6YKRYQFJY4VHBHX

not attested not anchored not stored refs pending

Anomalous Expansion of the Copper-Apical Oxygen Distance in Superconducting La$_{2}$CuO$_{4}$ - La$_{1.55}$Sr$_{0.45}$CuO$_{4}$ Bilayers

Gennady Logvenov, Hua Zhou, Ivan Bozovic, Ron Pindak, Vladimir Butko, Yizhak Yacoby

arxiv:0903.2097 v2 · 2009-03-12 · cond-mat.mtrl-sci · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OR3FSNZQJNG6YKRYQFJY4VHBHX}

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	2026-05-18T02:14:35.638648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74765937304b4dec2a3881538e54e13dc1e1fc29689bf7ad560a4743ae1c943f

Aliases

arxiv: 0903.2097 · arxiv_version: 0903.2097v2 · doi: 10.48550/arxiv.0903.2097 · pith_short_12: OR3FSNZQJNG6 · pith_short_16: OR3FSNZQJNG6YKRY · pith_short_8: OR3FSNZQ

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/OR3FSNZQJNG6YKRYQFJY4VHBHX \
  | 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: 74765937304b4dec2a3881538e54e13dc1e1fc29689bf7ad560a4743ae1c943f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "247660c35d1f67382bb26903a9c85a4bd768b5686d13ae9052299f566babc269",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-03-12T05:21:44Z",
    "title_canon_sha256": "ee958555a07c411fe9859d6378fd88ebd0f18af72f6d957e6c7d6376f24fd274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2097",
    "kind": "arxiv",
    "version": 2
  }
}