Pith Number

pith:NOU4V56B

pith:2009:NOU4V56BLTLNTN4FNARNPHB3RS

not attested not anchored not stored refs pending

Vibrational properties of graphene nanoribbons by first-principles calculations

Christian Thomsen, Janina Maultzsch, Marcel Mohr, Roland Gillen

arxiv:0905.1035 v1 · 2009-05-07 · 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{NOU4V56BLTLNTN4FNARNPHB3RS}

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	2026-05-18T02:13:46.681335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ba9caf7c15cd6d9b7856822d79c3b8cbbae7f8dcab4486274dec6729593ae3c

Aliases

arxiv: 0905.1035 · arxiv_version: 0905.1035v1 · doi: 10.48550/arxiv.0905.1035 · pith_short_12: NOU4V56BLTLN · pith_short_16: NOU4V56BLTLNTN4F · pith_short_8: NOU4V56B

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/NOU4V56BLTLNTN4FNARNPHB3RS \
  | 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: 6ba9caf7c15cd6d9b7856822d79c3b8cbbae7f8dcab4486274dec6729593ae3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a9b293e653054d9bc040a00697f67ec6a50ccd1fe27f5bd647d9334c69c87fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-05-07T14:26:40Z",
    "title_canon_sha256": "d2efb3cf4da5db9154af8af8f81754193dfbb7fd0d030c56a6d54929993c030d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1035",
    "kind": "arxiv",
    "version": 1
  }
}