Pith Number

pith:RFW4VSCZ

pith:2015:RFW4VSCZDBFUGPJTSOS3QXV4W7

not attested not anchored not stored refs pending

Superconductivity with topological surface state in SrxBi2Se3

Changjin Zhang, Jifeng Shao, Li Pi, Ming Zuo, Shun Tan, Xiong Yao, Yuheng Zhang, Zhongheng Liu

arxiv:1502.01105 v2 · 2015-02-04 · 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{RFW4VSCZDBFUGPJTSOS3QXV4W7}

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	2026-05-18T01:34:35.122297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

896dcac859184b433d3393a5b85ebcb7c86f84c478a60639e01b70f1f7464091

Aliases

arxiv: 1502.01105 · arxiv_version: 1502.01105v2 · doi: 10.48550/arxiv.1502.01105 · pith_short_12: RFW4VSCZDBFU · pith_short_16: RFW4VSCZDBFUGPJT · pith_short_8: RFW4VSCZ

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/RFW4VSCZDBFUGPJTSOS3QXV4W7 \
  | 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: 896dcac859184b433d3393a5b85ebcb7c86f84c478a60639e01b70f1f7464091

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bbae7955a2fbe4fb3225380aa66d80217b37d52342fa40072f638bda5469761",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-02-04T06:20:09Z",
    "title_canon_sha256": "a49aa09173ccae023798d071088da99c6d7a28af1cc240234334012404cc146c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01105",
    "kind": "arxiv",
    "version": 2
  }
}