Pith Number

pith:EGH5R6TL

pith:2015:EGH5R6TLYXJS5YRAVQLALCSGEG

not attested not anchored not stored refs pending

Direct spectroscopic evidence for completely filled Cu $3d$ shell in BaCu$_2$As$_2$ and $\alpha$-BaCu$_2$Sb$_2$

Athena S. Sefat, A. van Roekeghem, B. Saparov, H. Ding, H. Miao, N. Xu, P. Richard, S. Biermann, S. F. Wu, S. M. Nie, T. Qian, Z. Fang

arxiv:1504.00437 v1 · 2015-04-02 · cond-mat.supr-con · cond-mat.str-el

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T01:55:41.727208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218fd8fa6bc5d32ee220ac16058a4621a9f38e1deb732f35a112b2235e695675

Aliases

arxiv: 1504.00437 · arxiv_version: 1504.00437v1 · doi: 10.48550/arxiv.1504.00437

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/EGH5R6TLYXJS5YRAVQLALCSGEG \
  | 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: 218fd8fa6bc5d32ee220ac16058a4621a9f38e1deb732f35a112b2235e695675

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87f508d214f56e4bd7e615f6a88b50238e85c21e2dadf732f350d8a89188fcb0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-04-02T03:22:30Z",
    "title_canon_sha256": "6c18c00a4cb688f744704c424805a560e847c2f1189ffd87838050eb15349f5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00437",
    "kind": "arxiv",
    "version": 1
  }
}