Pith Number

pith:PPUHFE7S

pith:2024:PPUHFE7SSXMU6ZVE6D64HPXTMS

not attested not anchored not stored refs pending

Observation of the Josephson effect in superhydrides: DC SQUID based on (La,Ce)H$_{10+x}$ with operating temperature of 179 K

Di Zhou, Dmitrii V. Semenok, Ho-kwang Mao, Ivan A. Troyan, Viktor V. Struzhkin, Wuhao Chen

arxiv:2404.09199 v3 · 2024-04-14 · 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{PPUHFE7SSXMU6ZVE6D64HPXTMS}

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	2026-07-05T09:55:56.270933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be87293f295d94f66a4f0fdc3bef364bf338880bda45471b45f52335841ed57

Aliases

arxiv: 2404.09199 · arxiv_version: 2404.09199v3 · doi: 10.48550/arxiv.2404.09199 · pith_short_12: PPUHFE7SSXMU · pith_short_16: PPUHFE7SSXMU6ZVE · pith_short_8: PPUHFE7S

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/PPUHFE7SSXMU6ZVE6D64HPXTMS \
  | 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: 7be87293f295d94f66a4f0fdc3bef364bf338880bda45471b45f52335841ed57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72364a2176b87e8d164e5daa67453b794bf2bbe232823eb52a368b80343e2885",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2024-04-14T09:27:58Z",
    "title_canon_sha256": "6b55e8214d810ce1ebcdf28ab322459f0959dfaf33a5d76fff275c4e09f4cd05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.09199",
    "kind": "arxiv",
    "version": 3
  }
}