Pith Number

pith:7L26CSYM

pith:2004:7L26CSYM4WALMCUCU263X4URV7

not attested not anchored not stored refs pending

Superconductivity in heavy fermion compounds

F. Steglich, G.Sparn, G. Zwicknagl, O. Stockert, P. Thalmeier

arxiv:cond-mat/0409363 v1 · 2004-09-14 · cond-mat.str-el · 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{7L26CSYM4WALMCUCU263X4URV7}

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	2026-05-18T01:39:57.739666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faf5e14b0ce580b60a82a6bdbbf291afe6abe023e9e990f22fe652d12d37ad68

Aliases

arxiv: cond-mat/0409363 · arxiv_version: cond-mat/0409363v1 · doi: 10.48550/arxiv.cond-mat/0409363 · pith_short_12: 7L26CSYM4WAL · pith_short_16: 7L26CSYM4WALMCUC · pith_short_8: 7L26CSYM

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/7L26CSYM4WALMCUCU263X4URV7 \
  | 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: faf5e14b0ce580b60a82a6bdbbf291afe6abe023e9e990f22fe652d12d37ad68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0022c27d6d3d4c0b33bf8445aaabfed9979b5b11c030b4359b7525d9365fa4b1",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2004-09-14T16:55:47Z",
    "title_canon_sha256": "7c862cc670d63f4d4b982b214e47f76fb33fd35b4b9b69e673b74767bde459cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0409363",
    "kind": "arxiv",
    "version": 1
  }
}