Pith Number

pith:L3NMVXEB

pith:2020:L3NMVXEB6NB4ZFUVCYW2FQ7IDE

not attested not anchored not stored refs pending

Learning Motion Flows for Semi-supervised Instrument Segmentation from Robotic Surgical Video

Pheng-Ann Heng, Qi Dou, Xiaojie Gao, Yueming Jin, Zixu Zhao

arxiv:2007.02501 v1 · 2020-07-06 · 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{L3NMVXEB6NB4ZFUVCYW2FQ7IDE}

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	2026-07-05T01:16:22.627597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5edacadc81f343cc9695162da2c3e8191bb738c4de7c874127d7da6f3ebb9ff2

Aliases

arxiv: 2007.02501 · arxiv_version: 2007.02501v1 · doi: 10.48550/arxiv.2007.02501 · pith_short_12: L3NMVXEB6NB4 · pith_short_16: L3NMVXEB6NB4ZFUV · pith_short_8: L3NMVXEB

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/L3NMVXEB6NB4ZFUVCYW2FQ7IDE \
  | 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: 5edacadc81f343cc9695162da2c3e8191bb738c4de7c874127d7da6f3ebb9ff2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c85ef66688a94671f0cffbda77dc2325f121b5e16966a27f26c161d5a331120",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-06T02:39:32Z",
    "title_canon_sha256": "888ad575394fc0403ec20ff476e70934bcdfbab872e605ca694a14d569b8f332"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.02501",
    "kind": "arxiv",
    "version": 1
  }
}