Pith Number

pith:M3EGIHHU

pith:2007:M3EGIHHUSRU737V7TOT7ODSUMH

not attested not anchored not stored refs pending

Superconductivity in Heavy Alkaline-Earths Intercalated Graphites

F. S. Razavi, J. R. O'Brien, J. S. Kim, L. Boeri, R. K. Kremer

arxiv:cond-mat/0703817 v2 · 2007-03-30 · cond-mat.supr-con · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M3EGIHHUSRU737V7TOT7ODSUMH}

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	2026-07-04T17:08:30.762285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66c8641cf49469fdfebf9ba7f70e5461c57e64ffbb8279f86b9b4e656ebb0e3c

Aliases

arxiv: cond-mat/0703817 · arxiv_version: cond-mat/0703817v2 · doi: 10.48550/arxiv.cond-mat/0703817 · pith_short_12: M3EGIHHUSRU7 · pith_short_16: M3EGIHHUSRU737V7 · pith_short_8: M3EGIHHU

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/M3EGIHHUSRU737V7TOT7ODSUMH \
  | 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: 66c8641cf49469fdfebf9ba7f70e5461c57e64ffbb8279f86b9b4e656ebb0e3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9fce4d1fdd88d180f3495fe670ecbe4000126e546ef5fdadff7982b7273a693",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2007-03-30T14:15:57Z",
    "title_canon_sha256": "9f20b2e8b04866eb0df6aed82ccfc9239cb6cc795590c76927ac585c6e5eb2d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0703817",
    "kind": "arxiv",
    "version": 2
  }
}