Pith Number

pith:WPPSIJPD

pith:2004:WPPSIJPDU6EEAP4JDJY32G2GCI

not attested not anchored not stored refs pending

Solution for the dynamics of the BCS and central spin problems

Boris L. Altshuler, Emil A. Yuzbashyan, Vadim B. Kuznetsov, Victor Z. Enolskii

arxiv:cond-mat/0407501 v2 · 2004-07-20 · 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{WPPSIJPDU6EEAP4JDJY32G2GCI}

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	2026-07-04T16:46:39.499862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3df2425e3a788403f891a71bd1b461213d058a9709d5ac246054211e3b0a0cd

Aliases

arxiv: cond-mat/0407501 · arxiv_version: cond-mat/0407501v2 · doi: 10.48550/arxiv.cond-mat/0407501 · pith_short_12: WPPSIJPDU6EE · pith_short_16: WPPSIJPDU6EEAP4J · pith_short_8: WPPSIJPD

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/WPPSIJPDU6EEAP4JDJY32G2GCI \
  | 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: b3df2425e3a788403f891a71bd1b461213d058a9709d5ac246054211e3b0a0cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8494a5ea89604e2b042c25da3e4a55121769363f82c9cbe50449f0c57af0415e",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2004-07-20T02:53:50Z",
    "title_canon_sha256": "6d03a92d83d5fa7af6defae2d042a104001f999483eba4103ea1cdd195bba20f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0407501",
    "kind": "arxiv",
    "version": 2
  }
}