Pith Number

pith:7VIRXXFN

pith:2026:7VIRXXFNBDQINKHV73SA5GJWFO

not attested not anchored not stored refs pending

Understanding critical currents in superconducting cuprate tapes

Charles Simon

arxiv:2602.09640 v2 · 2026-02-10 · 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{7VIRXXFNBDQINKHV73SA5GJWFO}

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	2026-05-22T02:04:39.634677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd511bdcad08e086a8f5fee40e99362bbcc0fdeb1ff00f300fee1d691662c94d

Aliases

arxiv: 2602.09640 · arxiv_version: 2602.09640v2 · doi: 10.48550/arxiv.2602.09640 · pith_short_12: 7VIRXXFNBDQI · pith_short_16: 7VIRXXFNBDQINKHV · pith_short_8: 7VIRXXFN

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/7VIRXXFNBDQINKHV73SA5GJWFO \
  | 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: fd511bdcad08e086a8f5fee40e99362bbcc0fdeb1ff00f300fee1d691662c94d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc41427cf4eb0491481b080b3ed513230c56e1a9c4bb76b47cc29aeb2f7c6a03",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2026-02-10T10:39:48Z",
    "title_canon_sha256": "e3b3cd6896873e694b4aac1b37fccabca846b86b5d837bb86b025a1a00cc5c54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.09640",
    "kind": "arxiv",
    "version": 2
  }
}