Pith Number

pith:SCU6QPQD

pith:2012:SCU6QPQDFTAHIMXJKTXPUK6K6D

not attested not anchored not stored refs pending

Control of magnetic, non-magnetic and superconducting states in annealed Ca(Fe$_{1-x}$Co$_{x}$)$_{2}$As$_{2}$

A. I. Goldman, A. Kreyssig, J. Soh, M. G. Kim, P. C. Canfield, S. L. Bud'ko, S. Ran, W. E. Straszheim

arxiv:1204.5457 v1 · 2012-04-24 · 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{SCU6QPQDFTAHIMXJKTXPUK6K6D}

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	2026-05-18T01:57:46.611006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90a9e83e032cc07432e954eefa2bcaf0ea81ee7c2e60b6f2bbeff8ee0deb8b06

Aliases

arxiv: 1204.5457 · arxiv_version: 1204.5457v1 · doi: 10.48550/arxiv.1204.5457 · pith_short_12: SCU6QPQDFTAH · pith_short_16: SCU6QPQDFTAHIMXJ · pith_short_8: SCU6QPQD

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/SCU6QPQDFTAHIMXJKTXPUK6K6D \
  | 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: 90a9e83e032cc07432e954eefa2bcaf0ea81ee7c2e60b6f2bbeff8ee0deb8b06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "962cfc5e13996cc334618132e9386f787172d21f0720e89a1dae10345984a770",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-04-24T18:46:36Z",
    "title_canon_sha256": "ccc22d5cdd3849be7af9cf8d388b93eba13344841ec17a0e66857af3adeba750"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5457",
    "kind": "arxiv",
    "version": 1
  }
}