Pith Number

pith:ZQVMWJBU

pith:2014:ZQVMWJBUYEU6M6ZCZLR6PQAPE7

not attested not anchored not stored refs pending

Collapse of CuO Double Chains and Suppression of Superconductivity in High-Pressure Phase of YBa$_2$Cu$_4$O$_8$

Atsuko Nakayama, Ayako Ohmura, Fumihiro Ishikawa, Hiroshi Fujihisa, Katsuya Shimizu, Masafumi Sakata, Satoshi Nakano, Shuhei Yamada, Yuh Yamada, Yuki Nakamoto, Yusuke Onda

arxiv:1408.2613 v1 · 2014-08-12 · 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{ZQVMWJBUYEU6M6ZCZLR6PQAPE7}

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	2026-05-18T02:44:55.215526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc2acb2434c129e67b22cae3e7c00f27f1d606652c9b00aa7aeff082f7f9147e

Aliases

arxiv: 1408.2613 · arxiv_version: 1408.2613v1 · doi: 10.48550/arxiv.1408.2613 · pith_short_12: ZQVMWJBUYEU6 · pith_short_16: ZQVMWJBUYEU6M6ZC · pith_short_8: ZQVMWJBU

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/ZQVMWJBUYEU6M6ZCZLR6PQAPE7 \
  | 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: cc2acb2434c129e67b22cae3e7c00f27f1d606652c9b00aa7aeff082f7f9147e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff57539fbdb496fd5c605ece24b6c21c628b067b7523636b0eddfbff742893c9",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-08-12T03:42:55Z",
    "title_canon_sha256": "9b204b73d0ba5ef5da48da417322069e612313d45d86d659414c554d41b3364c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2613",
    "kind": "arxiv",
    "version": 1
  }
}