Pith Number

pith:KPDRBPLA

pith:2025:KPDRBPLAAT2JJ5BCHYMIUUHJJM

not attested not anchored not stored refs pending

Anti-counterfeiting tags with camouflaged QR codes on nanocavities, using polymer-dispersed-liquid-crystals

Antonio Ferraro, Giuseppe Nicoletta, Maria Penelope De Santo, Mauro Daniel Luigi Bruno, Peng Yu, Roberto Caputo, Zhiming Wang

arxiv:2501.02011 v1 · 2025-01-02 · cs.CR · cond-mat.soft · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPDRBPLAAT2JJ5BCHYMIUUHJJM}

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	2026-07-05T09:57:00.251582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53c710bd6004f494f4223e188a50e94b2b7b1126fe9b3fa10c5fb1fc1525ca84

Aliases

arxiv: 2501.02011 · arxiv_version: 2501.02011v1 · doi: 10.48550/arxiv.2501.02011 · pith_short_12: KPDRBPLAAT2J · pith_short_16: KPDRBPLAAT2JJ5BC · pith_short_8: KPDRBPLA

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/KPDRBPLAAT2JJ5BCHYMIUUHJJM \
  | 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: 53c710bd6004f494f4223e188a50e94b2b7b1126fe9b3fa10c5fb1fc1525ca84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99ec65fe91b5c8024fb93c2e0b24f8d77f517bf162967ec81f3aece283a3d1ef",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-01-02T12:54:44Z",
    "title_canon_sha256": "6a9e9de356bf423ddc5299d945d601ff352b68e515878fed781f6310093e3083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.02011",
    "kind": "arxiv",
    "version": 1
  }
}