Pith Number

pith:N4WNLNY4

pith:2019:N4WNLNY4RSOSHT3VTU56ITUGNZ

not attested not anchored not stored refs pending

AFP-Net: Realtime Anchor-Free Polyp Detection in Colonoscopy

Benyuan Liu, Chenxi Zhang, Dechun Wang, Ning Zhang, Pengfei Zhang, Xinzi Sun, Yu Cao

arxiv:1909.02477 v3 · 2019-09-05 · eess.IV · cs.CV · 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{N4WNLNY4RSOSHT3VTU56ITUGNZ}

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	2026-07-05T00:07:24.693983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f2cd5b71c8c9d23cf759d3be44e866e5239ccf87bbebadfbf72651912699e30

Aliases

arxiv: 1909.02477 · arxiv_version: 1909.02477v3 · doi: 10.48550/arxiv.1909.02477 · pith_short_12: N4WNLNY4RSOS · pith_short_16: N4WNLNY4RSOSHT3V · pith_short_8: N4WNLNY4

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/N4WNLNY4RSOSHT3VTU56ITUGNZ \
  | 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: 6f2cd5b71c8c9d23cf759d3be44e866e5239ccf87bbebadfbf72651912699e30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75102d416ee57dd05f34c08fded8ae88367fbfdce684fc8f0e468277354c97ac",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-09-05T15:23:34Z",
    "title_canon_sha256": "d39e883293c0cdae8e8b11ab2ea622ef1b4b1a1ac1fd8c5da6d7f2e5e46f6f44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02477",
    "kind": "arxiv",
    "version": 3
  }
}