Pith Number

pith:YRF2QRBX

pith:2013:YRF2QRBXIQB4JKUHSIISW7BAVI

not attested not anchored not stored refs pending

Fully gapped topological surface states in Bi$_2$Se$_3$ films induced by a d-wave high-temperature superconductor

Alexei V. Fedorov, Eryin Wang, Genda Gu, Hao Ding, Hong Yao, John Schneeloch, Ke He, Kun Zhao, Li-Guo Zhang, Lili Wang, Qi-Kun Xue, Ruidan Zhong, Shuai-hua Ji, Shuyun Zhou, Wei Yao, Xi Chen, Xucun Ma, Yan-Feng Lv, Zhijun Xu, Zhi Li

arxiv:1309.6676 v2 · 2013-09-25 · cond-mat.supr-con · cond-mat.mtrl-sci · 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{YRF2QRBXIQB4JKUHSIISW7BAVI}

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	2026-05-18T00:51:52.592725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c44ba844374403c4aa8792112b7c20aa280b63e142341ea6cba2000a6d24c6b7

Aliases

arxiv: 1309.6676 · arxiv_version: 1309.6676v2 · doi: 10.48550/arxiv.1309.6676 · pith_short_12: YRF2QRBXIQB4 · pith_short_16: YRF2QRBXIQB4JKUH · pith_short_8: YRF2QRBX

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/YRF2QRBXIQB4JKUHSIISW7BAVI \
  | 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: c44ba844374403c4aa8792112b7c20aa280b63e142341ea6cba2000a6d24c6b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "208f586510ce6dfd820e0d96af346da22326f02d091374e9cdd393b08ae28027",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-09-25T21:40:42Z",
    "title_canon_sha256": "d55c15166c3922698eb2329625a046b9bb3db8b988029724a7393a4c5fe60738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6676",
    "kind": "arxiv",
    "version": 2
  }
}