Pith Number

pith:7BN6PEWM

pith:2019:7BN6PEWMGVXIBKMLCCZ5R4FQQZ

not attested not anchored not stored refs pending

Multi-Task Deep Learning with Dynamic Programming for Embryo Early Development Stage Classification from Time-Lapse Videos

Bo Huang, Bo Zhang, Dongrui Wu, Lei Jin, Lixia Zhu, Yang Wang, Yifan Xu, Yuqi Cui, Zihan Liu

arxiv:1908.09637 v1 · 2019-08-22 · eess.IV · cs.CY · 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{7BN6PEWMGVXIBKMLCCZ5R4FQQZ}

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	2026-07-04T23:59:42.252818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f85be792cc356e80a98b10b3d8f0b0866e72e33bc1c96543568c71a609533cfc

Aliases

arxiv: 1908.09637 · arxiv_version: 1908.09637v1 · doi: 10.48550/arxiv.1908.09637 · pith_short_12: 7BN6PEWMGVXI · pith_short_16: 7BN6PEWMGVXIBKML · pith_short_8: 7BN6PEWM

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/7BN6PEWMGVXIBKMLCCZ5R4FQQZ \
  | 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: f85be792cc356e80a98b10b3d8f0b0866e72e33bc1c96543568c71a609533cfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a564c7f00b461a2d89f84d52d5c8b536359d977611ef068e299c68dbdc461747",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-08-22T22:18:25Z",
    "title_canon_sha256": "b110bc247e33e324f7e901a5579cea3e2cbb06c3f3f8fb060489defd03dba249"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09637",
    "kind": "arxiv",
    "version": 1
  }
}