Pith Number

pith:COI7GDWH

pith:2019:COI7GDWH6HFGE7VVXFDQ2UXZO3

not attested not anchored not stored refs pending

The conductivity and the magnetization around Tc in optimally-doped YBa$_2$Cu$_3$O$_{7-\delta}$ revisited: quantitative analysis in terms of fluctuating superconducting pairs

A. Ramos-\'Alvarez, C.Carballeira, D S\'o\~nora, F Vidal, J.A. Veira, J.C. Verde, J.M. Doval, J. Mosqueira, M.V. Ramallo, R.I. Rey

arxiv:1904.00719 v1 · 2019-04-01 · 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{COI7GDWH6HFGE7VVXFDQ2UXZO3}

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	2026-05-17T23:49:45.726955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1391f30ec7f1ca627eb5b9470d52f976dccc20db817442912ef148bfeebee5bb

Aliases

arxiv: 1904.00719 · arxiv_version: 1904.00719v1 · doi: 10.48550/arxiv.1904.00719 · pith_short_12: COI7GDWH6HFG · pith_short_16: COI7GDWH6HFGE7VV · pith_short_8: COI7GDWH

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/COI7GDWH6HFGE7VVXFDQ2UXZO3 \
  | 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: 1391f30ec7f1ca627eb5b9470d52f976dccc20db817442912ef148bfeebee5bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e965bb975f573e4445e1cbc1d538d275ca183957ff3efd259e454dc70294e5bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-04-01T12:10:12Z",
    "title_canon_sha256": "ba72a48a3b70357c049242de5dc40a35b0883304d66bb31854fa1e8f28f78342"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00719",
    "kind": "arxiv",
    "version": 1
  }
}