Pith Number

pith:VGTYWNRM

pith:2019:VGTYWNRMWDVVPWHDLA33I7CKLC

not attested not anchored not stored refs pending

Post Graphene 2D Chemistry: The Emerging Field of Molybdenum Disulfide and Black Phosphorus Functionalization

Andreas Hirsch, Frank Hauke

arxiv:1903.06460 v1 · 2019-03-15 · physics.chem-ph · physics.app-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{VGTYWNRMWDVVPWHDLA33I7CKLC}

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	2026-05-17T23:51:10.777747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9a78b362cb0eb57d8e35837b47c4a58b8815f1d52a5f17ae65ebd07eb91b9c7

Aliases

arxiv: 1903.06460 · arxiv_version: 1903.06460v1 · doi: 10.48550/arxiv.1903.06460 · pith_short_12: VGTYWNRMWDVV · pith_short_16: VGTYWNRMWDVVPWHD · pith_short_8: VGTYWNRM

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/VGTYWNRMWDVVPWHDLA33I7CKLC \
  | 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: a9a78b362cb0eb57d8e35837b47c4a58b8815f1d52a5f17ae65ebd07eb91b9c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d29b156d084d08e8519e359ca21093db160b37d9f04df90046b7ce71dcb6d823",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-03-15T11:06:03Z",
    "title_canon_sha256": "296b35540bb60313498ce9fefc9e433172f7d5f008c66558eac17c3908fe9ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06460",
    "kind": "arxiv",
    "version": 1
  }
}