Pith Number

pith:3J2TUHZ4

pith:2020:3J2TUHZ42CK4PMD5K6LK6N7POA

not attested not anchored not stored refs pending

Observation of Two-dimensional Superconductivity in an Ultrathin Iron-Arsenic Superconductor

Aobo Yu, Chi Zhang, Gang Mu, Han Zhang, Hong Xiao, Jianan Chu, Shan Qiao, Tao Hu, Teng Wang, Wei Peng, Yufeng Wu, ZengFeng Di

arxiv:2006.03338 v1 · 2020-06-05 · 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{3J2TUHZ42CK4PMD5K6LK6N7POA}

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	2026-07-05T02:38:14.178468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da753a1f3cd095c7b07d5796af37ef702b57ad24c0b408e0968ee49721b87c9f

Aliases

arxiv: 2006.03338 · arxiv_version: 2006.03338v1 · doi: 10.48550/arxiv.2006.03338 · pith_short_12: 3J2TUHZ42CK4 · pith_short_16: 3J2TUHZ42CK4PMD5 · pith_short_8: 3J2TUHZ4

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/3J2TUHZ42CK4PMD5K6LK6N7POA \
  | 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: da753a1f3cd095c7b07d5796af37ef702b57ad24c0b408e0968ee49721b87c9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a70c6b216c15cb7e38f5ee4b5a308f6e8a0e6e4cd49e3234216c560234c93ff0",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2020-06-05T09:45:13Z",
    "title_canon_sha256": "0185b34c9ca0a43e83efe15752932fe99b16978c541c8df2eaeead757adcfd9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.03338",
    "kind": "arxiv",
    "version": 1
  }
}