Pith Number

pith:4562K5JI

pith:2001:4562K5JIVGUFMNUIKIZ62DEX3E

not attested not anchored not stored refs pending

Single crystal MgB2 with anisotropic superconducting properties

A. Matsushita, G. Kido, H. Abe, H. Kitazawa, J. Ye, K. Nishida, M. Xu, Y. Takano

arxiv:cond-mat/0105271 v1 · 2001-05-14 · 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{4562K5JIVGUFMNUIKIZ62DEX3E}

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	2026-07-04T16:25:33.438147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77da57528a9a85636885233ed0c97d91f800e2769394f0cc84c11767f612e89

Aliases

arxiv: cond-mat/0105271 · arxiv_version: cond-mat/0105271v1 · doi: 10.48550/arxiv.cond-mat/0105271 · pith_short_12: 4562K5JIVGUF · pith_short_16: 4562K5JIVGUFMNUI · pith_short_8: 4562K5JI

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/4562K5JIVGUFMNUIKIZ62DEX3E \
  | 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: e77da57528a9a85636885233ed0c97d91f800e2769394f0cc84c11767f612e89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b781499385f30a83c4815cb2f817aaa4e863ccf5cb8aba1aabad3f956e438ba1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2001-05-14T14:33:34Z",
    "title_canon_sha256": "5cf2886febb378afb6d27680ee98a5e7f92aed78e1115040e4414a1acfd27695"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0105271",
    "kind": "arxiv",
    "version": 1
  }
}