Pith Number

pith:OFQVEU6G

pith:2003:OFQVEU6G2QESYK4GPW2CUCEEUT

not attested not anchored not stored refs pending

The zero-field superconducting phase transition obscured by finite-size effects in thick $\mathrm{\bf{YBa_{2}Cu_{3}O_{7-\delta}}}$ films

C. J. Lobb, D. R. Strachan, M. C. Sullivan, M. Lilly, R. A. Ott, T. Frederiksen

arxiv:cond-mat/0308258 v2 · 2003-08-13 · 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{OFQVEU6G2QESYK4GPW2CUCEEUT}

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	2026-07-04T16:39:18.664509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71615253c6d4092c2b867db42a0884a4df3480b1f5f741d8c5ef059fa6f0ffca

Aliases

arxiv: cond-mat/0308258 · arxiv_version: cond-mat/0308258v2 · doi: 10.48550/arxiv.cond-mat/0308258 · pith_short_12: OFQVEU6G2QES · pith_short_16: OFQVEU6G2QESYK4G · pith_short_8: OFQVEU6G

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/OFQVEU6G2QESYK4GPW2CUCEEUT \
  | 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: 71615253c6d4092c2b867db42a0884a4df3480b1f5f741d8c5ef059fa6f0ffca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e30909723743fac3467379d82826bbf4b1791a238ed5bd119987ea5ced6d345",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2003-08-13T18:39:41Z",
    "title_canon_sha256": "feb82995092d41332786d03ad675ba6a5dfa612d795a694cb4b3e6cc8dc934aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0308258",
    "kind": "arxiv",
    "version": 2
  }
}