Pith Number

pith:ZG7W2PDE

pith:2014:ZG7W2PDERDJ2WV2ZKD4W5PPNHT

not attested not anchored not stored refs pending

Chemical pressure effect on superconductivity of BiS2-based Ce1-xNdxO1-yFyBiS2 and Nd1-zSmzO1-yFyBiS2

Atsushi Omachi, Joe Kajitani, Osuke Miura, Takafumi Hiroi, Yoshikazu Mizuguchi

arxiv:1408.2625 v4 · 2014-08-12 · 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{ZG7W2PDERDJ2WV2ZKD4W5PPNHT}

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	2026-05-18T01:40:59.915600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9bf6d3c6488d3ab575950f96ebded3cfad41e9e22422618b501c2c64d83ce88

Aliases

arxiv: 1408.2625 · arxiv_version: 1408.2625v4 · doi: 10.48550/arxiv.1408.2625 · pith_short_12: ZG7W2PDERDJ2 · pith_short_16: ZG7W2PDERDJ2WV2Z · pith_short_8: ZG7W2PDE

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/ZG7W2PDERDJ2WV2ZKD4W5PPNHT \
  | 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: c9bf6d3c6488d3ab575950f96ebded3cfad41e9e22422618b501c2c64d83ce88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "977c5d1d0e2257c2a2e3c3da06260ab97b9920db603a5872b0e7bd6c23347b80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-08-12T05:42:23Z",
    "title_canon_sha256": "8343e4b2eb7402f239ceffc189da979eac2cd8bbf4a113e820706694d83d3e15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2625",
    "kind": "arxiv",
    "version": 4
  }
}