Pith Number

pith:5VBLR36Z

pith:2008:5VBLR36ZSVGYUZ2P7TMYT25JS2

not attested not anchored not stored refs pending

Direct observation of the superconducting gap in phonon spectra

A. Kreyssig, D. Reznik, F. Weber, K. Hradil, L. Pintschovius, O. Stockert, R. Heid, W. Reichardt

arxiv:0810.5093 v1 · 2008-10-28 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VBLR36ZSVGYUZ2P7TMYT25JS2}

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	2026-05-18T04:09:56.605412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed42b8efd9954d8a674ffcd989eba996a4f049cca1ac7332fddbe915a388e95a

Aliases

arxiv: 0810.5093 · arxiv_version: 0810.5093v1 · doi: 10.48550/arxiv.0810.5093 · pith_short_12: 5VBLR36ZSVGY · pith_short_16: 5VBLR36ZSVGYUZ2P · pith_short_8: 5VBLR36Z

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/5VBLR36ZSVGYUZ2P7TMYT25JS2 \
  | 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: ed42b8efd9954d8a674ffcd989eba996a4f049cca1ac7332fddbe915a388e95a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "929cb48d97e55eb7f8518993420b43c7a17e50b092455b9b5425864db8b16e37",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-10-28T19:00:20Z",
    "title_canon_sha256": "12fb75b9901f3c3338c125015cb9a509ebf82f543f9cd0e00891351ba7d9dce1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5093",
    "kind": "arxiv",
    "version": 1
  }
}