Pith Number

pith:N3KM4SJZ

pith:2022:N3KM4SJZX4N4PCLSYFZWCNPPP4

not attested not anchored not stored refs pending

Helium-bearing superconductor at high pressure

Artem R. Oganov, Chun-Mei Hao, Guochun Yang, Hui-Tian Wang, Jingyu Hou, Xiang-Feng Zhou, Xiao Dong, Xiao-Ji Weng, Yongjun Tian

arxiv:2209.15241 v1 · 2022-09-30 · cond-mat.supr-con · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N3KM4SJZX4N4PCLSYFZWCNPPP4}

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	2026-07-05T05:26:51.234824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ed4ce4939bf1bc78972c1736135ef7f0a79eadfd20cfbb9c36350c5d217af0a

Aliases

arxiv: 2209.15241 · arxiv_version: 2209.15241v1 · doi: 10.48550/arxiv.2209.15241 · pith_short_12: N3KM4SJZX4N4 · pith_short_16: N3KM4SJZX4N4PCLS · pith_short_8: N3KM4SJZ

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/N3KM4SJZX4N4PCLSYFZWCNPPP4 \
  | 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: 6ed4ce4939bf1bc78972c1736135ef7f0a79eadfd20cfbb9c36350c5d217af0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e404354f6f7c239d2e49df96cf9f02e07e8e2c222b07b8cfc3d7353f22334b6c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2022-09-30T05:21:23Z",
    "title_canon_sha256": "e756a6459a976494c891c7f55e8d225554373cc603bbeb915969c3ad5b27ae8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.15241",
    "kind": "arxiv",
    "version": 1
  }
}