Pith Number

pith:KBBQ5U7L

pith:2012:KBBQ5U7L6UPY7JHZXUF3TKC5QV

not attested not anchored not stored refs pending

Cooper pairing of electrons and holes in graphene bilayer: Correlation effects

A. A. Sokolik, S. L. Ogarkov, Yu. E. Lozovik

arxiv:1202.4978 v2 · 2012-02-22 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBBQ5U7L6UPY7JHZXUF3TKC5QV}

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	2026-05-18T03:50:09.091279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50430ed3ebf51f8fa4f9bd0bb9a85d856ee1fe9c2e31b35d9287869d07dc53a8

Aliases

arxiv: 1202.4978 · arxiv_version: 1202.4978v2 · doi: 10.48550/arxiv.1202.4978 · pith_short_12: KBBQ5U7L6UPY · pith_short_16: KBBQ5U7L6UPY7JHZ · pith_short_8: KBBQ5U7L

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/KBBQ5U7L6UPY7JHZXUF3TKC5QV \
  | 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: 50430ed3ebf51f8fa4f9bd0bb9a85d856ee1fe9c2e31b35d9287869d07dc53a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1907fbfea48d434039e35ccac454120f18bd7717ff0e18dfa8ce10967e5d7c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-02-22T17:25:41Z",
    "title_canon_sha256": "3507dd7e44097e1e8dee1c909fe24ebf1ec884a949f9431e84d65c21b382dc6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4978",
    "kind": "arxiv",
    "version": 2
  }
}