Pith Number

pith:KYSKCWOW

pith:2019:KYSKCWOWOBZRJ43TK37D7IS3NO

not attested not anchored not stored refs pending

Effective Hamiltonian for superconducting Ni oxides Nd$_{1-x}$Sr$_x$NiO$_2$

Bin Xi, Fei Ye, Hu Zhang, Jia-Wei Mei, Lipeng Jin, Shanmin Wang, Xingqiang Shi

arxiv:1909.07427 v2 · 2019-09-16 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KYSKCWOWOBZRJ43TK37D7IS3NO}

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	2026-07-05T00:45:10.284728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5624a159d6707314f37356fe3fa25b6ba078fbc28512c66438adea3162f9cf55

Aliases

arxiv: 1909.07427 · arxiv_version: 1909.07427v2 · doi: 10.48550/arxiv.1909.07427 · pith_short_12: KYSKCWOWOBZR · pith_short_16: KYSKCWOWOBZRJ43T · pith_short_8: KYSKCWOW

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/KYSKCWOWOBZRJ43TK37D7IS3NO \
  | 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: 5624a159d6707314f37356fe3fa25b6ba078fbc28512c66438adea3162f9cf55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bae14a41301d51a3a9d825610607d3b2a7cb587faf2c5ca3f7d52b8ee9cda2d",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-09-16T18:24:22Z",
    "title_canon_sha256": "67fb62b4425ba6dfa6c1d661af1b814f4ca4d4ba54739b4e04c857fec782026e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07427",
    "kind": "arxiv",
    "version": 2
  }
}