Pith Number

pith:FR4QW62W

pith:2019:FR4QW62WWEHPZ73DTRRGTWDUFT

not attested not anchored not stored refs pending

Dry release transfer of graphene and few-layer h-BN by utilizing thermoplasticity of polypropylene carbonate for fabricating edge-contact-free van der Waals heterostructures

Kei Kinoshita, Kenji Watanabe, Momoko Onodera, Rai Moriya, Satoru Masubuchi, Takashi Taniguchi, Tomoki Machida, Yusai Wakafuji

arxiv:1904.12170 v1 · 2019-04-27 · physics.app-ph · 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{FR4QW62WWEHPZ73DTRRGTWDUFT}

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	2026-05-17T23:45:51.685212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c790b7b56b10efcff639c6269d8742cde693137c6bf6dbb0bbbd04d242e7338

Aliases

arxiv: 1904.12170 · arxiv_version: 1904.12170v1 · doi: 10.48550/arxiv.1904.12170 · pith_short_12: FR4QW62WWEHP · pith_short_16: FR4QW62WWEHPZ73D · pith_short_8: FR4QW62W

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/FR4QW62WWEHPZ73DTRRGTWDUFT \
  | 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: 2c790b7b56b10efcff639c6269d8742cde693137c6bf6dbb0bbbd04d242e7338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06d0cfb40085cda59043fa2e0e3f310fdeea98a46d79fecee69f22f16eea381a",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-04-27T16:08:10Z",
    "title_canon_sha256": "3e12c93745fa1685dddc90c05a167b4c34f4d5ce06ec0d34bc4e1cfa49d6921f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12170",
    "kind": "arxiv",
    "version": 1
  }
}