Pith Number

pith:GGPKQ5CB

pith:2021:GGPKQ5CB2HE664CQCYRCDRZKA7

not attested not anchored not stored refs pending

Photoemission Spectroscopic Evidence of Multiple Dirac Cones in Superconducting BaSn$_3$

D. W. Shen, G. N. Zhang, J. S. Liu, Soohyun Cho, W. W. Zhao, W. Xia, X. B. Shi, X. L. Lu, Y. C. Yang, Y. F. Guo, Z. C. Jiang, Z. H. Liu, Z. Huang, Z. T. Liu

arxiv:2105.02638 v2 · 2021-05-06 · 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{GGPKQ5CB2HE664CQCYRCDRZKA7}

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	2026-07-05T03:18:40.678574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

319ea87441d1c9ef7050162221c72a07ccad35007b863989b96b13663c5daa29

Aliases

arxiv: 2105.02638 · arxiv_version: 2105.02638v2 · doi: 10.48550/arxiv.2105.02638 · pith_short_12: GGPKQ5CB2HE6 · pith_short_16: GGPKQ5CB2HE664CQ · pith_short_8: GGPKQ5CB

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/GGPKQ5CB2HE664CQCYRCDRZKA7 \
  | 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: 319ea87441d1c9ef7050162221c72a07ccad35007b863989b96b13663c5daa29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fbf5b489b4264ee520a046b98f6b70242a78833e1777f3df1dbb3f006068a6f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-05-06T13:15:51Z",
    "title_canon_sha256": "e637b2b70759e5bcd0d46746cb9343fde86a16093e0d701f75db20426bc9eaf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02638",
    "kind": "arxiv",
    "version": 2
  }
}