Pith Number

pith:MKTZCG3W

pith:2026:MKTZCG3W42QULRJYV2VYII3D4G

not attested not anchored not stored refs pending

Tripling of the Superconducting Critical Current Density in BaFe$_2$(As$_{1-x}$P$_x$)$_2$ Retained After Pressure Release

Alex Lopez, Daniel Slone, Guodong Ren, Jiangteng Liu, Jiun-Haw Chu, Juan-Carlos Idrobo, Serena Eley, Zhaoyu Liu

arxiv:2601.01328 v2 · 2026-01-04 · 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{MKTZCG3W42QULRJYV2VYII3D4G}

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	2026-06-25T00:18:12.208023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62a7911b76e6a145c538aeab842363e187312355a1541837356771e20ced5a30

Aliases

arxiv: 2601.01328 · arxiv_version: 2601.01328v2 · doi: 10.48550/arxiv.2601.01328 · pith_short_12: MKTZCG3W42QU · pith_short_16: MKTZCG3W42QULRJY · pith_short_8: MKTZCG3W

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/MKTZCG3W42QULRJYV2VYII3D4G \
  | 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: 62a7911b76e6a145c538aeab842363e187312355a1541837356771e20ced5a30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0679c0f5facf4dc2af51dc336fa71a81d42485a2bb097d944f8c530810bb5e13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2026-01-04T02:03:06Z",
    "title_canon_sha256": "9830e2e26ab40462a8006c4ad72ef5405a7da0eb35cef917de21281293f18c4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.01328",
    "kind": "arxiv",
    "version": 2
  }
}