Pith Number

pith:SFKYXZTU

pith:2000:SFKYXZTU67UY5C36X3CUUPYFYB

not attested not anchored not stored refs pending

Circulating electrons, superconductivity, and the Darwin-Breit interaction

Hanno Essen

arxiv:cond-mat/0002096 v2 · 2000-02-07 · cond-mat.supr-con · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFKYXZTU67UY5C36X3CUUPYFYB}

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	2026-05-18T03:10:01.028570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91558be674f7e98e8b7ebec54a3f05c04b75d2b23c86543df6195e5d994464df

Aliases

arxiv: cond-mat/0002096 · arxiv_version: cond-mat/0002096v2 · doi: 10.48550/arxiv.cond-mat/0002096 · pith_short_12: SFKYXZTU67UY · pith_short_16: SFKYXZTU67UY5C36 · pith_short_8: SFKYXZTU

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/SFKYXZTU67UY5C36X3CUUPYFYB \
  | 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: 91558be674f7e98e8b7ebec54a3f05c04b75d2b23c86543df6195e5d994464df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e96f522f1c30e6eb33bc04af59a1011685bce7a3634f5905b5a16c98177a94e",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2000-02-07T16:32:44Z",
    "title_canon_sha256": "b6544789dc54eccf4fce824c8a367ecd21cb7210c5727ffd29fa368e284cd40d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0002096",
    "kind": "arxiv",
    "version": 2
  }
}