Pith Number

pith:DPKCOKNY

pith:2021:DPKCOKNYBMBLLHQTA5ZSXOT6HI

not attested not anchored not stored refs pending

Reference-based Defect Detection Network

Bei Liu, Hongyang Chao, Jianlong Fu, Zhaoyang Zeng

arxiv:2108.04456 v1 · 2021-08-10 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DPKCOKNYBMBLLHQTA5ZSXOT6HI}

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	2026-07-05T03:04:30.803246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bd42729b80b02b59e1307732bba7e3a0d762420b3389281352c40c0e56829b4

Aliases

arxiv: 2108.04456 · arxiv_version: 2108.04456v1 · doi: 10.48550/arxiv.2108.04456 · pith_short_12: DPKCOKNYBMBL · pith_short_16: DPKCOKNYBMBLLHQT · pith_short_8: DPKCOKNY

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/DPKCOKNYBMBLLHQTA5ZSXOT6HI \
  | 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: 1bd42729b80b02b59e1307732bba7e3a0d762420b3389281352c40c0e56829b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57b1d68f855a958f4100f96db5758a0ccaa71300f98a7d87cf3837cc266b7b6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-10T05:44:23Z",
    "title_canon_sha256": "b8dd60a650129262a53177166567b95875fdc2bdc15c0f0a5f66a4728bae5c1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.04456",
    "kind": "arxiv",
    "version": 1
  }
}