Pith Number

pith:4HTEPZYP

pith:2012:4HTEPZYPO3C5SOXHK47JIPFKME

not attested not anchored not stored refs pending

Ferromagnetism in graphene nanoribbons: split versus oxidative unzipped ribbons

A. Higginbotham, A. Stesmans, D. V. Kosynkin, J. M. Tour, J. van Tol, S. Narayana Jammalamadaka, S. S. Rao, V. V. Moshchalkov

arxiv:1204.4401 v1 · 2012-04-19 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HTEPZYPO3C5SOXHK47JIPFKME}

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	2026-05-18T01:57:48.629284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1e647e70f76c5d93ae7573e943caa6125a3e35feba70a12c60eb1610ce4628e

Aliases

arxiv: 1204.4401 · arxiv_version: 1204.4401v1 · doi: 10.48550/arxiv.1204.4401 · pith_short_12: 4HTEPZYPO3C5 · pith_short_16: 4HTEPZYPO3C5SOXH · pith_short_8: 4HTEPZYP

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/4HTEPZYPO3C5SOXHK47JIPFKME \
  | 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: e1e647e70f76c5d93ae7573e943caa6125a3e35feba70a12c60eb1610ce4628e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a2fdf72182d9f00627e4f78d8ed1b8fc264d680c0ec66b2f837a1001ce4505d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-04-19T16:17:25Z",
    "title_canon_sha256": "7f6a170406e5fa2e02d2fc8f5efbb53d74fe6169e8c8a67624396e9571bafaec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4401",
    "kind": "arxiv",
    "version": 1
  }
}