Pith Number

pith:QNTDM7VV

pith:2021:QNTDM7VVE4XBJD7LSO5VLX7T2G

not attested not anchored not stored refs pending

aura-net : robust segmentation of phase-contrast microscopy images with few annotations

Ethan Cohen, Virginie Uhlmann

arxiv:2102.01389 v1 · 2021-02-02 · 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{QNTDM7VVE4XBJD7LSO5VLX7T2G}

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	2026-07-05T02:11:30.264117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8366367eb5272e148feb93bb55dff3d1b190e03946b72b9c1042156c0e2f79ec

Aliases

arxiv: 2102.01389 · arxiv_version: 2102.01389v1 · doi: 10.48550/arxiv.2102.01389 · pith_short_12: QNTDM7VVE4XB · pith_short_16: QNTDM7VVE4XBJD7L · pith_short_8: QNTDM7VV

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/QNTDM7VVE4XBJD7LSO5VLX7T2G \
  | 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: 8366367eb5272e148feb93bb55dff3d1b190e03946b72b9c1042156c0e2f79ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc192bada6165fdf830b090e968cd41b1ee12deda3b48203e2a9d0482bf66239",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-02-02T08:47:14Z",
    "title_canon_sha256": "0713ce299e7f00aaee8e6120acbd0360e3fdd4f1ff580cc9fd9d426cf9959497"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01389",
    "kind": "arxiv",
    "version": 1
  }
}