Pith Number

pith:4ZK4O35M

pith:2003:4ZK4O35ME25KELO7CW7BRGTTNO

not attested not anchored not stored refs pending

On the energy saved by interlayer interactions in the superconducting state of cuprates

Manuel V. Ramallo

arxiv:cond-mat/0308423 v2 · 2003-08-21 · cond-mat · 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{4ZK4O35ME25KELO7CW7BRGTTNO}

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	2026-05-18T04:26:44.317115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e655c76fac26baa22ddf15be189a736bb456d3d675307b6d81c3618128176172

Aliases

arxiv: cond-mat/0308423 · arxiv_version: cond-mat/0308423v2 · doi: 10.48550/arxiv.cond-mat/0308423 · pith_short_12: 4ZK4O35ME25K · pith_short_16: 4ZK4O35ME25KELO7 · pith_short_8: 4ZK4O35M

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/4ZK4O35ME25KELO7CW7BRGTTNO \
  | 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: e655c76fac26baa22ddf15be189a736bb456d3d675307b6d81c3618128176172

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac31f06d9e9e9c326052b754a9c7cbbbced3903465da75ed82ffe8f20db2704d",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "2003-08-21T19:49:02Z",
    "title_canon_sha256": "8a4034544683ff945f37275250422dc699ff71bf409f1c23db1fd1ce470393e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0308423",
    "kind": "arxiv",
    "version": 2
  }
}