Pith Number

pith:EXZISG5S

pith:2021:EXZISG5S24A2MVA6Z3DROCTV26

not attested not anchored not stored refs pending

First arrival picking using U-net with Lovasz loss and nearest point picking method

Hien Van Nguyen, Jiefu Chen, Pengyu Yuan, Wenyi Hu, Xuqing Wu

arxiv:2104.02805 v1 · 2021-04-06 · 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{EXZISG5S24A2MVA6Z3DROCTV26}

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	2026-07-05T02:29:59.826136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25f2891bb2d701a6541ecec7170a75d79a5719a5df8056e3b6e018607b8f50b6

Aliases

arxiv: 2104.02805 · arxiv_version: 2104.02805v1 · doi: 10.48550/arxiv.2104.02805 · pith_short_12: EXZISG5S24A2 · pith_short_16: EXZISG5S24A2MVA6 · pith_short_8: EXZISG5S

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/EXZISG5S24A2MVA6Z3DROCTV26 \
  | 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: 25f2891bb2d701a6541ecec7170a75d79a5719a5df8056e3b6e018607b8f50b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e90c5a850f9c85cd475b2a4a82546258d07b0e29935ade8622ba9f901be477",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-04-06T21:46:53Z",
    "title_canon_sha256": "d91b6aa4eee330c346ed0dd9ca785721fa2fad16074afecf12b5fe808d4bc7b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02805",
    "kind": "arxiv",
    "version": 1
  }
}