Pith Number

pith:K2KK3KDX

pith:2011:K2KK3KDXOM4P4ZA5LOYSZGKNWN

not attested not anchored not stored refs pending

Unconventional superconductivity in CuxBi2Se3

A. Kanigel, E. Lahoud, K. B. Chaska, T. Kirzhner, Z. Salman

arxiv:1111.5805 v2 · 2011-11-24 · 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{K2KK3KDXOM4P4ZA5LOYSZGKNWN}

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	2026-05-18T01:59:25.748280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5694ada8777338fe641d5bb12c994db351fb9f9e9a95e34b28c9e66a055dbf7b

Aliases

arxiv: 1111.5805 · arxiv_version: 1111.5805v2 · doi: 10.48550/arxiv.1111.5805 · pith_short_12: K2KK3KDXOM4P · pith_short_16: K2KK3KDXOM4P4ZA5 · pith_short_8: K2KK3KDX

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/K2KK3KDXOM4P4ZA5LOYSZGKNWN \
  | 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: 5694ada8777338fe641d5bb12c994db351fb9f9e9a95e34b28c9e66a055dbf7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8cc50d3c2fd49c1494c89671e992cbbfe79f92c31206fed01ddc2fbd3d257b7",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2011-11-24T15:48:49Z",
    "title_canon_sha256": "cb93737fdd7d34f41ed3e53d849a535a879d0fe1a44864ed5fa59700f8b5117f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5805",
    "kind": "arxiv",
    "version": 2
  }
}