Pith Number

pith:IIGNINC2

pith:2005:IIGNINC2XUXFWW3Y7SII5P7PT2

not attested not anchored not stored refs pending

Superconductivity in the Intercalated Graphite Compounds C6Yb and C6Ca

Mark Ellerby, Neal T. Skipper, Robert P. Smith, Siddharth S. Saxena, Thomas E. Weller

arxiv:cond-mat/0503570 v1 · 2005-03-23 · 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{IIGNINC2XUXFWW3Y7SII5P7PT2}

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	2026-05-18T01:39:53.474836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

420cd4345abd2e5b5b78fc908ebfef9e968269dfb9789f8ecb61ba0860d700a3

Aliases

arxiv: cond-mat/0503570 · arxiv_version: cond-mat/0503570v1 · doi: 10.48550/arxiv.cond-mat/0503570 · pith_short_12: IIGNINC2XUXF · pith_short_16: IIGNINC2XUXFWW3Y · pith_short_8: IIGNINC2

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/IIGNINC2XUXFWW3Y7SII5P7PT2 \
  | 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: 420cd4345abd2e5b5b78fc908ebfef9e968269dfb9789f8ecb61ba0860d700a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ae9af0b851e982bd900a137917d8547b26e2097420c208887aeb2486602630a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2005-03-23T11:06:09Z",
    "title_canon_sha256": "2096385ea672b334a33bfea0caa23f7b4aec347c98efe33d2a2fc986755ecba0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0503570",
    "kind": "arxiv",
    "version": 1
  }
}