Pith Number

pith:DTGNFUFN

pith:2018:DTGNFUFNPCI75C4GBJEOAXU3IR

not attested not anchored not stored refs pending

Highly reproducible superconductivity in potassium-doped triphenylbismuth

Hui Yang, Jia Cheng, Ren-Shu Wang, Xiao-Jia Chen, Xiao-Lin Wu, Yun Gao, Zhong-Bing Huang

arxiv:1802.03320 v1 · 2018-02-09 · 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{DTGNFUFNPCI75C4GBJEOAXU3IR}

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	2026-05-18T00:23:57.948196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cccd2d0ad7891fe8b860a48e05e9b44544eb12d497cf0d97b2864e08de1f2c3

Aliases

arxiv: 1802.03320 · arxiv_version: 1802.03320v1 · doi: 10.48550/arxiv.1802.03320 · pith_short_12: DTGNFUFNPCI7 · pith_short_16: DTGNFUFNPCI75C4G · pith_short_8: DTGNFUFN

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/DTGNFUFNPCI75C4GBJEOAXU3IR \
  | 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: 1cccd2d0ad7891fe8b860a48e05e9b44544eb12d497cf0d97b2864e08de1f2c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b26dbf71658b0c5f92ed180b89b9412fdc6185b0da26e4b926c42d37f6bf571b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2018-02-09T16:02:23Z",
    "title_canon_sha256": "3d3d60e4366042802e40449060f9210577651226d308cc5d1828508941f35a6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03320",
    "kind": "arxiv",
    "version": 1
  }
}