Pith Number

pith:JEHJJRCR

pith:1995:JEHJJRCRYM72K2UWZSVGOE2XQY

not attested not anchored not stored refs pending

Optical properties along the c axis of YBa_2Cu_3O_{6+x}, for x=0.50 -> 0.95: evolution of the pseudogap

C.C. Homes, D.A. Bonn, R. Liang, T. Timusk, W.N. Hardy

arxiv:cond-mat/9509128 v1 · 1995-09-20 · 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{JEHJJRCRYM72K2UWZSVGOE2XQY}

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	2026-05-18T04:28:37.932114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490e94c451c33fa56a96ccaa671357863a4af545bb1a5b73e814b4d5fe6ddd50

Aliases

arxiv: cond-mat/9509128 · arxiv_version: cond-mat/9509128v1 · doi: 10.48550/arxiv.cond-mat/9509128 · pith_short_12: JEHJJRCRYM72 · pith_short_16: JEHJJRCRYM72K2UW · pith_short_8: JEHJJRCR

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/JEHJJRCRYM72K2UWZSVGOE2XQY \
  | 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: 490e94c451c33fa56a96ccaa671357863a4af545bb1a5b73e814b4d5fe6ddd50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b9fee47830f76ef0c11206e4baa44bd4bb4310d12bc13247961ab24a604183f",
    "cross_cats_sorted": [
      "supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1995-09-20T18:36:26Z",
    "title_canon_sha256": "de95dd82ddb1b096ae56985bb13b812f63cfb00f5f92c0e7968a0982ce373876"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9509128",
    "kind": "arxiv",
    "version": 1
  }
}