Pith Number

pith:CQTD2LQD

pith:2022:CQTD2LQDNQELG63DNT5ECJLMQL

not attested not anchored not stored refs pending

Pressure-induced reemergence of superconductivity in BaIr2Ge7 and Ba3Ir4Ge16 with cage structures

Changhua Li, Cuiying Pei, Hideo Hosono, Lingling Gao, Tianping Ying, Weizheng Cao, Yanpeng Qi, Yi Zhao

arxiv:2202.04493 v1 · 2022-02-09 · 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{CQTD2LQDNQELG63DNT5ECJLMQL}

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	2026-07-05T08:33:25.703294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14263d2e036c08b37b636cfa41256c82c10d21b2ad08f06208d8c701b5bc66b7

Aliases

arxiv: 2202.04493 · arxiv_version: 2202.04493v1 · doi: 10.48550/arxiv.2202.04493 · pith_short_12: CQTD2LQDNQEL · pith_short_16: CQTD2LQDNQELG63D · pith_short_8: CQTD2LQD

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/CQTD2LQDNQELG63DNT5ECJLMQL \
  | 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: 14263d2e036c08b37b636cfa41256c82c10d21b2ad08f06208d8c701b5bc66b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd2c1c5fd54138bb26960b4ce9bdfd8401e6494b68716222f3bd8d2db6765ae2",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2022-02-09T14:49:05Z",
    "title_canon_sha256": "80248b9cb7a2d04c9440c3b488521390b806b2301202f74cf2d1e348ccd1f966"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04493",
    "kind": "arxiv",
    "version": 1
  }
}