Pith Number

pith:SGMBT53L

pith:2009:SGMBT53LKWEUYDSCVCJ565X3UT

not attested not anchored not stored refs pending

Superconductivity in CuxBi2Se3 and its implications for pairing in the undoped topological insulator

A. J. Williams, A. Yazdani, H. W. Zandbergen, J. G. Checkelsky, J. Seo, N. P. Ong, P. Roushan, Q. Xu, R. J. Cava, Y. S. Hor

arxiv:0909.2890 v1 · 2009-09-15 · cond-mat.supr-con · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGMBT53LKWEUYDSCVCJ565X3UT}

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	2026-05-18T03:23:57.701467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

919819f76b55894c0e42a893df76fba4f8a5bd08dbad9aa74e44c052b9bbeaf2

Aliases

arxiv: 0909.2890 · arxiv_version: 0909.2890v1 · doi: 10.48550/arxiv.0909.2890 · pith_short_12: SGMBT53LKWEU · pith_short_16: SGMBT53LKWEUYDSC · pith_short_8: SGMBT53L

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/SGMBT53LKWEUYDSCVCJ565X3UT \
  | 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: 919819f76b55894c0e42a893df76fba4f8a5bd08dbad9aa74e44c052b9bbeaf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9346a286fa551e8d55cf1d94ff77169bdc7b9a7d7b130bdcf85904401a223339",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-09-15T22:04:19Z",
    "title_canon_sha256": "b527659886ef91cdcc26bda50b246ae97e9c1df3cd64082d715778cd7ff0b0c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2890",
    "kind": "arxiv",
    "version": 1
  }
}