Pith Number

pith:W3CIPKKO

pith:2020:W3CIPKKONXXYVZUGNALKCB2QJ5

not attested not anchored not stored refs pending

Single-step exfoliation and functionalization of few-layers black phosphorus and its application for polymer composites

Ana Laura Martinez, Antonio Esau Del Rio Castillo, Carlos Velasco, Christian Daniel Reyes, Francesco Bonaccorso, Laura Edith Rojas, Michele Serri, Sanjay B.Thorat, Vittorio Pellegrini

arxiv:2002.09412 v1 · 2020-02-21 · physics.app-ph · 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{W3CIPKKONXXYVZUGNALKCB2QJ5}

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	2026-07-05T00:42:55.792987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c487a94e6def8ae6866816a107504f4a5570416c4ba4ced16958dfcdfc8e24

Aliases

arxiv: 2002.09412 · arxiv_version: 2002.09412v1 · doi: 10.48550/arxiv.2002.09412 · pith_short_12: W3CIPKKONXXY · pith_short_16: W3CIPKKONXXYVZUG · pith_short_8: W3CIPKKO

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/W3CIPKKONXXYVZUGNALKCB2QJ5 \
  | 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: b6c487a94e6def8ae6866816a107504f4a5570416c4ba4ced16958dfcdfc8e24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41874a4d20bea94e1248c18e516c552429c0bb295d908c894af51ef2e7ae1c11",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-02-21T16:59:43Z",
    "title_canon_sha256": "0ae36c0b6f1cc4c859e25953559cd63bcfe34562b0058b43acdce9110420c816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09412",
    "kind": "arxiv",
    "version": 1
  }
}