Pith Number

pith:HXU5S53I

pith:1999:HXU5S53IFG5CC4UD4XL44F37FZ

not attested not anchored not stored refs pending

Superconducting Gap and Pseudogap in Bi-2212

(2) Ecole Polytechnique Federale, Francesca Venturini (1), Garching, Germany, Helmuth Berger (2), Laszlo Forro (2) ((1) Walther-Meissner-Institut, Lausanne, Matthias Opel (1), Rudi Hackl (1), Switzerland)

arxiv:cond-mat/9906448 v1 · 1999-06-30 · 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{HXU5S53IFG5CC4UD4XL44F37FZ}

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	2026-05-18T02:42:13.436939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3de9d9776829ba217283e5d7ce177f2e4baae0a16312109b7234a6f26d724101

Aliases

arxiv: cond-mat/9906448 · arxiv_version: cond-mat/9906448v1 · doi: 10.48550/arxiv.cond-mat/9906448 · pith_short_12: HXU5S53IFG5C · pith_short_16: HXU5S53IFG5CC4UD · pith_short_8: HXU5S53I

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/HXU5S53IFG5CC4UD4XL44F37FZ \
  | 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: 3de9d9776829ba217283e5d7ce177f2e4baae0a16312109b7234a6f26d724101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8661e993981f07be021a149dba5ce69b256e4e8d0125b834542471901832904a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "1999-06-30T15:26:27Z",
    "title_canon_sha256": "7afac89126ddec3a838232a5ff0b6d9b0a096d22f67b333ba31c17a5530a721f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9906448",
    "kind": "arxiv",
    "version": 1
  }
}