Pith Number

pith:Z43Z4MGD

pith:2009:Z43Z4MGDLFWUQOLE6HBBLJR2N2

not attested not anchored not stored refs pending

Evidence for Nodal Superconductivity in LaFePO from Scanning SQUID Susceptometry

Ann S. Erickson, Clifford W. Hicks, Ian R. Fisher, James G. Analytis, Jiun-Haw Chu, Kathryn A. Moler, Martin E. Huber, Thomas M. Lippman

arxiv:0903.5260 v2 · 2009-03-30 · 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{Z43Z4MGDLFWUQOLE6HBBLJR2N2}

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	2026-05-18T03:24:07.164841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf379e30c3596d483964f1c215a63a6eb52bc135163ae325bc514015d95c8fa3

Aliases

arxiv: 0903.5260 · arxiv_version: 0903.5260v2 · doi: 10.48550/arxiv.0903.5260 · pith_short_12: Z43Z4MGDLFWU · pith_short_16: Z43Z4MGDLFWUQOLE · pith_short_8: Z43Z4MGD

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/Z43Z4MGDLFWUQOLE6HBBLJR2N2 \
  | 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: cf379e30c3596d483964f1c215a63a6eb52bc135163ae325bc514015d95c8fa3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eee4874dfe8ac92874c3394af566b1504727067d90dbe882328782977e3f3efd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-03-30T16:41:51Z",
    "title_canon_sha256": "8b6f4d0c715010290a1d99e14bf049971f67236043f15ca8a97b20d20a686b2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5260",
    "kind": "arxiv",
    "version": 2
  }
}