Pith Number

pith:LLKKDZUK

pith:2021:LLKKDZUKSA7LSZEFDDQVAGLRZF

not attested not anchored not stored refs pending

Non-Fungible Token (NFT): Overview, Evaluation, Opportunities and Challenges

Qin Wang, Qi Wang, Rujia Li, Shiping Chen

arxiv:2105.07447 v3 · 2021-05-16 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LLKKDZUKSA7LSZEFDDQVAGLRZF}

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.

Cited by

6 papers in Pith

CSTrader: A Testbed for Language-Grounded Trading in a Community-Driven Virtual Asset Market

Technologies and Security Challenges in Metaverse

Smart Contract Security Beyond Detection

Trustless Provenance Trees: A Game-Theoretic Framework for Operator-Gated Blockchain Registries

Smart Contract Security Beyond Detection

Receipt and verification

First computed	2026-07-05T03:25:14.388238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ad4a1e68a903eb9648518e1501971c9479ee3b4fb69ed520f300b5f79b002a3

Aliases

arxiv: 2105.07447 · arxiv_version: 2105.07447v3 · doi: 10.48550/arxiv.2105.07447 · pith_short_12: LLKKDZUKSA7L · pith_short_16: LLKKDZUKSA7LSZEF · pith_short_8: LLKKDZUK

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/LLKKDZUKSA7LSZEFDDQVAGLRZF \
  | 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: 5ad4a1e68a903eb9648518e1501971c9479ee3b4fb69ed520f300b5f79b002a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85a5e574f49d9ec9affe6731b04c426f0f8d583c705e2523077ae3b8de7f324a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-05-16T14:50:26Z",
    "title_canon_sha256": "f70b6cb6e1e7943dfb8ebede75c650ab82339f8555ac3164fac527f424f702af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07447",
    "kind": "arxiv",
    "version": 3
  }
}