Pith Number

pith:SDT4JD2X

pith:2023:SDT4JD2XBJNKTTUDU6P7ULFBDI

not attested not anchored not stored refs pending

Synthesis and characterisation of LK-99

Artem Mishchenko, Chuhongxu Chen, Ivan Timokhin, Qian Yang, Ziwei Wang

arxiv:2308.03823 v2 · 2023-08-07 · cond-mat.supr-con · cond-mat.mes-hall

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDT4JD2XBJNKTTUDU6P7ULFBDI}

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	2026-07-05T06:40:54.125881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90e7c48f570a5aa9ce83a79ffa2ca11a1adddda16bf2994debdda3361382a131

Aliases

arxiv: 2308.03823 · arxiv_version: 2308.03823v2 · doi: 10.48550/arxiv.2308.03823 · pith_short_12: SDT4JD2XBJNK · pith_short_16: SDT4JD2XBJNKTTUD · pith_short_8: SDT4JD2X

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/SDT4JD2XBJNKTTUDU6P7ULFBDI \
  | 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: 90e7c48f570a5aa9ce83a79ffa2ca11a1adddda16bf2994debdda3361382a131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "946e68275ccbed53951e87393a95415dc2efedcd2f62d956369bed42637b0fcd",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2023-08-07T16:10:26Z",
    "title_canon_sha256": "8860c9071dc76bd1589baf6b19615c472f997d07f6bb379ae258e3772b7faedf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.03823",
    "kind": "arxiv",
    "version": 2
  }
}