Pith Number

pith:WD7PSN22

pith:2018:WD7PSN22FZOEOQLQUHTXSRUNGM

not attested not anchored not stored refs pending

Superconductivity in oxygen-added Zr5Pt3

Jiro Kitagawa, Shusuke Hamamoto

arxiv:1808.03360 v1 · 2018-08-09 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WD7PSN22FZOEOQLQUHTXSRUNGM}

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	2026-05-18T00:08:27.513586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0fef9375a2e5c474170a1e779468d33397e5fb52b5f674b6ffaf6ad1487b0f2

Aliases

arxiv: 1808.03360 · arxiv_version: 1808.03360v1 · doi: 10.48550/arxiv.1808.03360 · pith_short_12: WD7PSN22FZOE · pith_short_16: WD7PSN22FZOEOQLQ · pith_short_8: WD7PSN22

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/WD7PSN22FZOEOQLQUHTXSRUNGM \
  | 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: b0fef9375a2e5c474170a1e779468d33397e5fb52b5f674b6ffaf6ad1487b0f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce935e3eed7ab10dde7f0d8b1bcfe315734f000f7047618780e8f18e24309348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2018-08-09T22:04:30Z",
    "title_canon_sha256": "7925de4428578f2086f11fd681053ea58d2d00b0a4351d0c0d838b6e3e7424d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03360",
    "kind": "arxiv",
    "version": 1
  }
}