Pith Number

pith:WQ4J4WJ3

pith:2011:WQ4J4WJ3NAUZAQRHNEBLYQTLS4

not attested not anchored not stored refs pending

Density of states deduced from ESR measurements on low-dimensional nanostructures; benchmarks to identify the ESR signals of graphene and SWCNTs

Bal\'azs D\'ora, Ferenc Simon, G\'abor F\'abi\'an, J\'anos Koltai, Jen\H{o} K\"urti, L\'aszl\'o Forr\'o, Norbert M. Nemes, P\'eter Szirmai, Viktor Z\'olyomi

arxiv:1109.2453 v2 · 2011-09-12 · 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{WQ4J4WJ3NAUZAQRHNEBLYQTLS4}

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	2026-05-18T03:25:59.701434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93

Aliases

arxiv: 1109.2453 · arxiv_version: 1109.2453v2 · doi: 10.48550/arxiv.1109.2453 · pith_short_12: WQ4J4WJ3NAUZ · pith_short_16: WQ4J4WJ3NAUZAQRH · pith_short_8: WQ4J4WJ3

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/WQ4J4WJ3NAUZAQRHNEBLYQTLS4 \
  | 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: b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b6e1d53a96f253c0692b38b9f0f8131af890ca7c1e3dcd8250a9743ed746ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-09-12T13:09:50Z",
    "title_canon_sha256": "a0cae87ebe131ed55dc7fd2b8709f9e37e9aa7f0b0fee3b505ca90f81860f8d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2453",
    "kind": "arxiv",
    "version": 2
  }
}