Pith Number

pith:NUD74L5Z

pith:2025:NUD74L5ZFJTKNPECUEN72D4UR7

not attested not anchored not stored refs pending

Machine learning-accelerated search of superconductors in B-C-N based compounds and R3Ni2O7-type nickelates

Dingfu Shao, Li'e Liu, Run Lv, Wenjian Lu, Wenqian Tu, Xiaoying Li, Yuping Sun

arxiv:2509.03081 v1 · 2025-09-03 · 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{NUD74L5ZFJTKNPECUEN72D4UR7}

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	2026-07-05T12:04:03.859820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d07fe2fb92a66a6bc82a11bfd0f948fcfc970336c462ce4bc6494531e0f1af0

Aliases

arxiv: 2509.03081 · arxiv_version: 2509.03081v1 · doi: 10.48550/arxiv.2509.03081 · pith_short_12: NUD74L5ZFJTK · pith_short_16: NUD74L5ZFJTKNPEC · pith_short_8: NUD74L5Z

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/NUD74L5ZFJTKNPECUEN72D4UR7 \
  | 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: 6d07fe2fb92a66a6bc82a11bfd0f948fcfc970336c462ce4bc6494531e0f1af0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09b190baadc34942b4d90e2257ff930e7ee85ad76e8510f508b2a9882d5a79bd",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2025-09-03T07:21:41Z",
    "title_canon_sha256": "9ffa1670fdb5450579c551b0b079a71573962e5d013968af9f0395084edfff4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03081",
    "kind": "arxiv",
    "version": 1
  }
}