Pith Number

pith:L77OC6IJ

pith:2009:L77OC6IJKQCGQCMXTLJDCCNCQJ

not attested not anchored not stored refs pending

Mechanical properties of Graphene Nanoribbons

Alvaro W. Mombru, Cecilia Goyenola, Helena Pardo, Pablo A. Denis, Ricardo Faccio

arxiv:0905.1440 v3 · 2009-05-09 · cond-mat.mtrl-sci · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L77OC6IJKQCGQCMXTLJDCCNCQJ}

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	2026-05-18T02:13:46.101592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ffee1790954046809979ad23109a282544b1fcd1899f6a727ef84c5544102df

Aliases

arxiv: 0905.1440 · arxiv_version: 0905.1440v3 · doi: 10.48550/arxiv.0905.1440 · pith_short_12: L77OC6IJKQCG · pith_short_16: L77OC6IJKQCGQCMX · pith_short_8: L77OC6IJ

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/L77OC6IJKQCGQCMXTLJDCCNCQJ \
  | 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: 5ffee1790954046809979ad23109a282544b1fcd1899f6a727ef84c5544102df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1321b54ec10dc1f898f97b7419a49d25035cc894818927014bc9e6cd2cb1714",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-05-09T23:09:11Z",
    "title_canon_sha256": "bed8d195ea17c45c9d8cf477ea45c82590a2f6b82165b8b41206382f9ac30662"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1440",
    "kind": "arxiv",
    "version": 3
  }
}