Pith Number

pith:3ZD7FLGZ

pith:2019:3ZD7FLGZO3IV3QA264GVM3EL3G

not attested not anchored not stored refs pending

Phase Contrast Microscopy Cell PopulationSegmentation: A Survey

Lin Zhang

arxiv:1911.11111 v1 · 2019-11-25 · 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{3ZD7FLGZO3IV3QA264GVM3EL3G}

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	2026-07-05T00:21:45.186337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de47f2acd976d15dc01af70d566c8bd9842ecbbec5f3d32357bb993438301bdb

Aliases

arxiv: 1911.11111 · arxiv_version: 1911.11111v1 · doi: 10.48550/arxiv.1911.11111 · pith_short_12: 3ZD7FLGZO3IV · pith_short_16: 3ZD7FLGZO3IV3QA2 · pith_short_8: 3ZD7FLGZ

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/3ZD7FLGZO3IV3QA264GVM3EL3G \
  | 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: de47f2acd976d15dc01af70d566c8bd9842ecbbec5f3d32357bb993438301bdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b04dbf17f656c7ca6d0147f3af68e0dcdf49246be266fd347fef960a5f8381a4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-25T18:20:40Z",
    "title_canon_sha256": "339aadb313ecb7423ebecbb9b9c0f96e7953feca091381e8b2be209307ddf8c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.11111",
    "kind": "arxiv",
    "version": 1
  }
}