Pith Number

pith:XJ73OSRG

pith:2020:XJ73OSRGPQI53EO6A62T2XIO2X

not attested not anchored not stored refs pending

DCDChain: A Credible Architecture of Digital Copyright Detection Based on Blockchain

Tianjiao Ni, Yuting Wang, Zhili Chen

arxiv:2010.01235 v2 · 2020-10-03 · 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{XJ73OSRGPQI53EO6A62T2XIO2X}

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	2026-07-05T04:51:04.119062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba7fb74a267c11dd91de07b53d5d0ed5e415faa1e7cba4591b71561daed89c0c

Aliases

arxiv: 2010.01235 · arxiv_version: 2010.01235v2 · doi: 10.48550/arxiv.2010.01235 · pith_short_12: XJ73OSRGPQI5 · pith_short_16: XJ73OSRGPQI53EO6 · pith_short_8: XJ73OSRG

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/XJ73OSRGPQI53EO6A62T2XIO2X \
  | 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: ba7fb74a267c11dd91de07b53d5d0ed5e415faa1e7cba4591b71561daed89c0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c97bbcb5090b458c693805bd34d8ab870d30f9ce2e31d65f3fcaba706d4ee3a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-10-03T00:24:50Z",
    "title_canon_sha256": "281c67d7344b47b83b48be8bb34424c0033e0a537982e8a460d101b8025ff262"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01235",
    "kind": "arxiv",
    "version": 2
  }
}