Pith Number

pith:XE4HLMA7

pith:1997:XE4HLMA7ANV4RQSERM55CWKBJ7

not attested not anchored not stored refs pending

ARPES study of the superconducting gap and pseudogap in Bi2Sr2CaCu2O8+x

D. G. Hinks, H. Ding, J. C. Campuzano, K. Kadowaki, M. Randeria, M. R. Norman, P. Guptasarma, T. Mochiku, T. Takahashi, T. Takeuchi, T. Yokoya

arxiv:cond-mat/9712100 v1 · 1997-12-09 · 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{XE4HLMA7ANV4RQSERM55CWKBJ7}

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	2026-07-04T16:04:27.227068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b93875b01f036bc8c2448b3bd159414ffc6d149d62681865cde1e03b0d69cb23

Aliases

arxiv: cond-mat/9712100 · arxiv_version: cond-mat/9712100v1 · doi: 10.48550/arxiv.cond-mat/9712100 · pith_short_12: XE4HLMA7ANV4 · pith_short_16: XE4HLMA7ANV4RQSE · pith_short_8: XE4HLMA7

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/XE4HLMA7ANV4RQSERM55CWKBJ7 \
  | 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: b93875b01f036bc8c2448b3bd159414ffc6d149d62681865cde1e03b0d69cb23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad5751778326e73befcde7bab781b1eb9c1d3ff6e38495f2186b8d9246efa61d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "1997-12-09T18:35:44Z",
    "title_canon_sha256": "fa92c8f6f19569f6add5ba3734d542376b630123cb57dc28d9fccae6d11fe52c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9712100",
    "kind": "arxiv",
    "version": 1
  }
}