Pith Number

pith:D64A2LSB

pith:2009:D64A2LSB2KSXMADTNTYE5DARUF

not attested not anchored not stored refs pending

Magnetic Impurities in the Pnictide Superconductor Ba$_{1-x}$K$_{x}$Fe$_{2}$As$_{2}$

A M Mounce, A P Reyes, Moohee Lee, N Ni, P C Canfield, P L Kuhns, Sangwon Oh, S L Bud'ko, Sutirtha Mukhopadhyay, W P Halperin

arxiv:0903.0674 v1 · 2009-03-04 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D64A2LSB2KSXMADTNTYE5DARUF}

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	2026-05-18T02:14:37.446342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fb80d2e41d2a57600736cf04e8c11a173ef34ecd4863633d9ff112913516f7a

Aliases

arxiv: 0903.0674 · arxiv_version: 0903.0674v1 · doi: 10.48550/arxiv.0903.0674 · pith_short_12: D64A2LSB2KSX · pith_short_16: D64A2LSB2KSXMADT · pith_short_8: D64A2LSB

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/D64A2LSB2KSXMADTNTYE5DARUF \
  | 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: 1fb80d2e41d2a57600736cf04e8c11a173ef34ecd4863633d9ff112913516f7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "765bba66cd243265446e9721e3d183e7ff44a0ffce435ce68356950441aa4443",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-03-04T03:01:00Z",
    "title_canon_sha256": "c76461754ef46de92fc313725b06924a6afbd681333368d6fb2e5f28e4371407"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0674",
    "kind": "arxiv",
    "version": 1
  }
}