Pith Number

pith:4UC5R55N

pith:2011:4UC5R55NYJVNOTS4U6UYOYABOP

not attested not anchored not stored refs pending

Observation of Intra- and Inter-band Transitions in the Optical Response of Graphene

A. H. Castro Neto, Kin Fai Mak, Leandro M. Malard, N. M. R. Peres, Tony F. Heinz

arxiv:1104.3104 v1 · 2011-04-15 · cond-mat.mes-hall · 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{4UC5R55NYJVNOTS4U6UYOYABOP}

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	2026-05-18T03:20:35.886721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e505d8f7adc26ad74e5ca7a987600173f046df912ba02efca87f33a2cac24d69

Aliases

arxiv: 1104.3104 · arxiv_version: 1104.3104v1 · doi: 10.48550/arxiv.1104.3104 · pith_short_12: 4UC5R55NYJVN · pith_short_16: 4UC5R55NYJVNOTS4 · pith_short_8: 4UC5R55N

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/4UC5R55NYJVNOTS4U6UYOYABOP \
  | 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: e505d8f7adc26ad74e5ca7a987600173f046df912ba02efca87f33a2cac24d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7911283f80b4cfbb1faf1bf6a1e6c171d78a4c42198ef5310c3bed37268896ae",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2011-04-15T16:28:18Z",
    "title_canon_sha256": "d8bae394d46e56e984051b6d3e38d43e601721c6a6a0bee2fe2578e6747adbdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3104",
    "kind": "arxiv",
    "version": 1
  }
}