Pith Number

pith:ER62UMXW

pith:2010:ER62UMXWXHPPLEJS6IVZFALZPX

not attested not anchored not stored refs pending

Evolution of the electronic structure from the insulator to the superconductor in Bi2Sr2-xLax(Ca,Y)Cu2O8+d

A. Fujimori, D.H. Lu, H. Yagi, I. Terasaki, K.M. Shen, K. Tanaka, Risdiana, T. Fujii, T. Yoshida, W.S. Lee, Z.-X. Shen

arxiv:1002.2972 v1 · 2010-02-15 · 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{ER62UMXWXHPPLEJS6IVZFALZPX}

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	2026-07-04T17:26:00.861436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

247daa32f6b9def59132f22b9281797ddd157f288593d13a014a01326b9bcfab

Aliases

arxiv: 1002.2972 · arxiv_version: 1002.2972v1 · doi: 10.48550/arxiv.1002.2972 · pith_short_12: ER62UMXWXHPP · pith_short_16: ER62UMXWXHPPLEJS · pith_short_8: ER62UMXW

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/ER62UMXWXHPPLEJS6IVZFALZPX \
  | 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: 247daa32f6b9def59132f22b9281797ddd157f288593d13a014a01326b9bcfab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "579bf146611335e05bd45cf187d58d36d7d8811d68fee519724d2b36748eb12a",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2010-02-15T22:31:13Z",
    "title_canon_sha256": "d80dd2d1114b4c013e18beeec733df4b40893989f53a541424e26d7c65ba6e17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2972",
    "kind": "arxiv",
    "version": 1
  }
}