Pith Number

pith:CQ6SP6GJ

pith:2009:CQ6SP6GJYR5OUKBNCV2XVA7JWS

not attested not anchored not stored refs pending

Microstructure and superconductivity of Ir-doped BaFe2As2 superconductor

H. Y. Shi, T.-S. Zhao*, X. L. Wang, X. Q. Wang, X.W. Yan, Y. C. Yuan, Z.-Y. Lu

arxiv:0912.4113 v1 · 2009-12-21 · cond-mat.supr-con · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQ6SP6GJYR5OUKBNCV2XVA7JWS}

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	2026-05-18T02:10:15.076412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

143d27f8c9c47aea282d15757a83e9b49ddd67456d5500d74d3a1b5bf379c5ee

Aliases

arxiv: 0912.4113 · arxiv_version: 0912.4113v1 · doi: 10.48550/arxiv.0912.4113 · pith_short_12: CQ6SP6GJYR5O · pith_short_16: CQ6SP6GJYR5OUKBN · pith_short_8: CQ6SP6GJ

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/CQ6SP6GJYR5OUKBNCV2XVA7JWS \
  | 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: 143d27f8c9c47aea282d15757a83e9b49ddd67456d5500d74d3a1b5bf379c5ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f5a3251aa5a48960170c9b611e9536949116d7df2aa0b5dd7935e5ddb6fc29",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-12-21T09:25:23Z",
    "title_canon_sha256": "d4fc3e05fc87860c2f71df2c7e40ee928035c09d5811e543c2ae3817b98ead7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4113",
    "kind": "arxiv",
    "version": 1
  }
}