Pith Number

pith:YUQK6J7R

pith:2011:YUQK6J7RDZLD3THU7Z5FQKUTXP

not attested not anchored not stored refs pending

A non-BCS mechanism for superconductivity in underdoped cuprates via attraction between spin vortices

F. Ye, L. Yu, P. A. Marchetti, Z. B. Su

arxiv:1102.4223 v1 · 2011-02-21 · cond-mat.str-el · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YUQK6J7RDZLD3THU7Z5FQKUTXP}

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	2026-05-18T02:03:07.066513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c520af27f11e563dccf4fe7a582a93bbec9bb5206c4e50ab98c41b5da80145ee

Aliases

arxiv: 1102.4223 · arxiv_version: 1102.4223v1 · doi: 10.48550/arxiv.1102.4223 · pith_short_12: YUQK6J7RDZLD · pith_short_16: YUQK6J7RDZLD3THU · pith_short_8: YUQK6J7R

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/YUQK6J7RDZLD3THU7Z5FQKUTXP \
  | 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: c520af27f11e563dccf4fe7a582a93bbec9bb5206c4e50ab98c41b5da80145ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c96bf555c8fd73114bed93521c4a682daca93e154acc7d94b29aeb045750c811",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2011-02-21T13:46:29Z",
    "title_canon_sha256": "3427a5932158d4a123d88706be5a7c0a1b183cd8c7a204db3a60790e26edf7c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4223",
    "kind": "arxiv",
    "version": 1
  }
}