Pith Number

pith:OFQ7AHZ4

pith:2009:OFQ7AHZ4YBACVSPUS5ZQ3FWT6A

not attested not anchored not stored refs pending

Direct Search for a Ferromagnetic Phase in a Heavily Overdoped Nonsuperconducting Copper Oxide

C. Cochrane, C.V. Kaiser, D.E. MacLaughlin, J.E. Sonier, N.E. Hussey, S.A. Sabok-Sayr, S. Komiya, V. Pacradouni

arxiv:0911.0407 v3 · 2009-11-02 · 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{OFQ7AHZ4YBACVSPUS5ZQ3FWT6A}

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	2026-05-18T02:11:00.437076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7161f01f3cc0402ac9f497730d96d3f00f07780b71bf88ef83034e96a8f24b39

Aliases

arxiv: 0911.0407 · arxiv_version: 0911.0407v3 · doi: 10.48550/arxiv.0911.0407 · pith_short_12: OFQ7AHZ4YBAC · pith_short_16: OFQ7AHZ4YBACVSPU · pith_short_8: OFQ7AHZ4

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/OFQ7AHZ4YBACVSPUS5ZQ3FWT6A \
  | 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: 7161f01f3cc0402ac9f497730d96d3f00f07780b71bf88ef83034e96a8f24b39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f916e7376793e1d89063eee812c896f0c23d8fe39fb737b2e8c1d49cd94f4b81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-11-02T23:25:52Z",
    "title_canon_sha256": "ad81d5e35a2cde73fb1ffb5dd3d70920e8262b9e6128f1addab2a201ca4a961b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0407",
    "kind": "arxiv",
    "version": 3
  }
}