Pith Number

pith:FQEZDJFE

pith:2021:FQEZDJFE73GV7QA2RI72GACARY

not attested not anchored not stored refs pending

Monitoring Object Detection Abnormalities via Data-Label and Post-Algorithm Abstractions

Chih-Hong Cheng, Jun Yan, Rongjie Yan, Yuhang Chen

arxiv:2103.15456 v1 · 2021-03-29 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQEZDJFE73GV7QA2RI72GACARY}

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	2026-07-05T02:27:06.224130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c0991a4a4fecd5fc01a8a3fa300408e303e734b6d9d1887fa8171821afd78f3

Aliases

arxiv: 2103.15456 · arxiv_version: 2103.15456v1 · doi: 10.48550/arxiv.2103.15456 · pith_short_12: FQEZDJFE73GV · pith_short_16: FQEZDJFE73GV7QA2 · pith_short_8: FQEZDJFE

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/FQEZDJFE73GV7QA2RI72GACARY \
  | 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: 2c0991a4a4fecd5fc01a8a3fa300408e303e734b6d9d1887fa8171821afd78f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "447c497120cf423c805377af21c0831d7cc6ea518bebf95cad56c82e8244eaea",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-03-29T09:40:37Z",
    "title_canon_sha256": "de78861bcb902c85afe90a5a61fa5926eb4bc2d43dba29bc45d53f058fef71b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15456",
    "kind": "arxiv",
    "version": 1
  }
}