Pith Number

pith:BQFPW7HP

pith:2012:BQFPW7HPDHFBPSLQLZ4U45CUKJ

not attested not anchored not stored refs pending

Theory of the Fermi Arcs, the Pseudogap, $T_c$ and the Anisotropy in k-space of Cuprate Superconductors

E. V. L. de Mello

arxiv:1202.4386 v1 · 2012-02-20 · 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{BQFPW7HPDHFBPSLQLZ4U45CUKJ}

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	2026-05-18T03:40:38.628754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c0afb7cef19ca17c9705e794e7454525d36bb5a12c96184ed0732d4f7b2a044

Aliases

arxiv: 1202.4386 · arxiv_version: 1202.4386v1 · doi: 10.48550/arxiv.1202.4386 · pith_short_12: BQFPW7HPDHFB · pith_short_16: BQFPW7HPDHFBPSLQ · pith_short_8: BQFPW7HP

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/BQFPW7HPDHFBPSLQLZ4U45CUKJ \
  | 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: 0c0afb7cef19ca17c9705e794e7454525d36bb5a12c96184ed0732d4f7b2a044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad97e4d9a9e83cea2347ab57521f210eea52b0a16a7afc94e0c65468554d3c33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-02-20T17:10:33Z",
    "title_canon_sha256": "3fa2a4c1446861b362709e769bfe03304045574b0944e7650f26cc2332810c6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4386",
    "kind": "arxiv",
    "version": 1
  }
}