Pith Number

pith:GUWAHULD

pith:1992:GUWAHULD6WRVVOA4GXUSX7DFA5

not attested not anchored not stored refs pending

Quantum Mechanics and Superconductivity in a Magnetic Field

A. H. MacDonald, Hiroshi Akera, M.R. Norman

arxiv:cond-mat/9211019 v1 · 1992-11-25 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUWAHULD6WRVVOA4GXUSX7DFA5}

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	2026-05-18T01:39:37.689970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

352c03d163f5a35ab81c35e92bfc65075d832f54f23d021eaf5b4d258f397736

Aliases

arxiv: cond-mat/9211019 · arxiv_version: cond-mat/9211019v1 · doi: 10.48550/arxiv.cond-mat/9211019 · pith_short_12: GUWAHULD6WRV · pith_short_16: GUWAHULD6WRVVOA4 · pith_short_8: GUWAHULD

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/GUWAHULD6WRVVOA4GXUSX7DFA5 \
  | 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: 352c03d163f5a35ab81c35e92bfc65075d832f54f23d021eaf5b4d258f397736

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a195bd2d1060c27257637de8617b76b3e0e94a12040b862100d58dee7bfa57c1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1992-11-25T15:38:05Z",
    "title_canon_sha256": "95f390932f110c2d2b47cbb2ec83d76f86204e46c5492700a3950bb104b8bed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9211019",
    "kind": "arxiv",
    "version": 1
  }
}