Pith Number

pith:IL5TCSKH

pith:2020:IL5TCSKHCGJZOT7TGJ3GFTIN2R

not attested not anchored not stored refs pending

Multi-Task Neural Networks with Spatial Activation for Retinal Vessel Segmentation and Artery/Vein Classification

Jiexiang Wang, Kai Ma, Shuang Yu, Wenao Ma, Xinghao Ding, Yefeng Zheng

arxiv:2007.09337 v1 · 2020-07-18 · eess.IV · 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{IL5TCSKHCGJZOT7TGJ3GFTIN2R}

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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	2026-07-05T01:20:23.545390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42fb3149471193974ff3327662cd0dd44a7f99bbe2211d1541eae1133d1884d5

Aliases

arxiv: 2007.09337 · arxiv_version: 2007.09337v1 · doi: 10.48550/arxiv.2007.09337 · pith_short_12: IL5TCSKHCGJZ · pith_short_16: IL5TCSKHCGJZOT7T · pith_short_8: IL5TCSKH

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/IL5TCSKHCGJZOT7TGJ3GFTIN2R \
  | 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: 42fb3149471193974ff3327662cd0dd44a7f99bbe2211d1541eae1133d1884d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "356f49b313e1b12f2a84f7b3f549ea4168799b6912f928b161a9a069e476498d",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-07-18T05:46:47Z",
    "title_canon_sha256": "c4ed63340bdc4960e6ab025193212f4e6051568e0115521ab9197a4307afc753"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09337",
    "kind": "arxiv",
    "version": 1
  }
}