Pith Number

pith:CN72LOIR

pith:2012:CN72LOIRZ22GMAPQVDXK2KRIHT

not attested not anchored not stored refs pending

Superconductivity in a single layer alkali-doped FeSe: a weakly coupled two-leg ladder system

Hao Ding, Jiang-ping Hu, Jian Wu, Kai Chang, Ke He, Lili Wang, Peng Deng, Pengfei Zhang, Qi-Kun Xue, Shuaihua Ji, Wei Li, Xi Chen, Xucun Ma

arxiv:1210.4619 v1 · 2012-10-17 · 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{CN72LOIRZ22GMAPQVDXK2KRIHT}

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	2026-05-18T01:53:53.806221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

137fa5b911ceb46601f0a8eead2a283cf10355ad70bbf9e7631c6357a66b75b2

Aliases

arxiv: 1210.4619 · arxiv_version: 1210.4619v1 · doi: 10.48550/arxiv.1210.4619 · pith_short_12: CN72LOIRZ22G · pith_short_16: CN72LOIRZ22GMAPQ · pith_short_8: CN72LOIR

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/CN72LOIRZ22GMAPQVDXK2KRIHT \
  | 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: 137fa5b911ceb46601f0a8eead2a283cf10355ad70bbf9e7631c6357a66b75b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "544ba97cf1771ce22fd14c4ed0b7282ccb605eae63af32ea48ce0f4b1b11908c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-10-17T03:22:44Z",
    "title_canon_sha256": "27912ab1510989b47f3d6c17295c0e441110f3cc99740f06eee826486cdc5d23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4619",
    "kind": "arxiv",
    "version": 1
  }
}