Pith Number

pith:U2SY4QIA

pith:2004:U2SY4QIABXV6BQJ52SK63UBTOI

not attested not anchored not stored refs pending

Optical evidence for the proximity to a spin-density-wave metallic state in Na$_{0.7}$CoO$_2$

F. Bussy, G. Caimi, H. Berger, L. Degiorgi, L. Forro, N. Barisic

arxiv:cond-mat/0404400 v1 · 2004-04-16 · 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{U2SY4QIABXV6BQJ52SK63UBTOI}

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	2026-05-18T04:04:53.758866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6a58e41000debe0c13dd495edd03372360f678dbfc0daaa6b2db9e9bece653e

Aliases

arxiv: cond-mat/0404400 · arxiv_version: cond-mat/0404400v1 · doi: 10.48550/arxiv.cond-mat/0404400 · pith_short_12: U2SY4QIABXV6 · pith_short_16: U2SY4QIABXV6BQJ5 · pith_short_8: U2SY4QIA

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/U2SY4QIABXV6BQJ52SK63UBTOI \
  | 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: a6a58e41000debe0c13dd495edd03372360f678dbfc0daaa6b2db9e9bece653e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60dc54b4fb5727a273fbf224d226e19279ca38cef929cefeb73a8246ffef1211",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2004-04-16T16:48:00Z",
    "title_canon_sha256": "e5bdd4db306e0fd1f681b4e72db59b362ae6b37e6e8e4abf028bd65d7d0ddd49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0404400",
    "kind": "arxiv",
    "version": 1
  }
}