Pith Number

pith:LVYEGEWK

pith:2018:LVYEGEWKE7D4ZP4FQPLKMAJSCA

not attested not anchored not stored refs pending

Ultrahard carbon film from epitaxial two-layer graphene

Angelo Bongiorno, Claire Berger, Elisa Riedo, Erio Tosatti, Filippo Cellini, Tengfei Cao, Walt de Heer, Yang Gao

arxiv:1801.00520 v1 · 2018-01-01 · cond-mat.mtrl-sci · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LVYEGEWKE7D4ZP4FQPLKMAJSCA}

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	2026-05-18T00:26:53.155441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d704312ca27c7ccbf8583d6a601321028893825272c279c1b076ec195f9bfd7

Aliases

arxiv: 1801.00520 · arxiv_version: 1801.00520v1 · doi: 10.48550/arxiv.1801.00520 · pith_short_12: LVYEGEWKE7D4 · pith_short_16: LVYEGEWKE7D4ZP4F · pith_short_8: LVYEGEWK

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/LVYEGEWKE7D4ZP4FQPLKMAJSCA \
  | 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: 5d704312ca27c7ccbf8583d6a601321028893825272c279c1b076ec195f9bfd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "896cd359fc913ab45d9f25efc490306e18aab025aefd38fd38238167a6890941",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-01-01T22:16:35Z",
    "title_canon_sha256": "67d8ac7e20b2d8546756e141703cf2ac8bbf2924b4a5297ddc7222b543173554"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00520",
    "kind": "arxiv",
    "version": 1
  }
}