Pith Number

pith:REQJX6IR

pith:2011:REQJX6IRGFBHFMSTXWQCOSVNCO

not attested not anchored not stored refs pending

Superconductivity at 38 K in Iron-Based Compound with Platinum-Arsenide Layers Ca10(Pt4As8)(Fe2-xPtxAs2)5

Eiji Nishibori, Hiroshi Sawa, Kazutaka Kudo, Kenta Oku, Minoru Nohara, Satomi Kakiya, Takahisa Yamamoto, Toshio Nozaka, Yoshihiro Nishikubo

arxiv:1108.0029 v2 · 2011-07-29 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{REQJX6IRGFBHFMSTXWQCOSVNCO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:15:06.395997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89209bf911314272b253bda0274aad13b2f0a0ec31c1e6b185dac392110ea08a

Aliases

arxiv: 1108.0029 · arxiv_version: 1108.0029v2 · doi: 10.48550/arxiv.1108.0029 · pith_short_12: REQJX6IRGFBH · pith_short_16: REQJX6IRGFBHFMST · pith_short_8: REQJX6IR

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/REQJX6IRGFBHFMSTXWQCOSVNCO \
  | 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: 89209bf911314272b253bda0274aad13b2f0a0ec31c1e6b185dac392110ea08a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cb9738c33cbf1dd00796b8af6caa2067d5e8c52652cbc74ffbd178495f157da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2011-07-29T23:33:14Z",
    "title_canon_sha256": "1d9005a0b4f9a3232f3fbce29958a409b6010a6ec91670cdf3fcf04ad2766cc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0029",
    "kind": "arxiv",
    "version": 2
  }
}