Pith Number

pith:NYFCJLLF

pith:2018:NYFCJLLFLDKRH7AOLE7PVLCV6B

not attested not anchored not stored refs pending

Multi-level Activation for Segmentation of Hierarchically-nested Classes

Anjany Sekuboyina, Bjoern H. Menze, Marie Piraud

arxiv:1804.01910 v2 · 2018-04-05 · 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{NYFCJLLFLDKRH7AOLE7PVLCV6B}

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	2026-05-18T00:07:40.638373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e0a24ad6558d513fc0e593efaac55f062efd8324a3e5aa2df716b43a9efd8a7

Aliases

arxiv: 1804.01910 · arxiv_version: 1804.01910v2 · doi: 10.48550/arxiv.1804.01910 · pith_short_12: NYFCJLLFLDKR · pith_short_16: NYFCJLLFLDKRH7AO · pith_short_8: NYFCJLLF

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/NYFCJLLFLDKRH7AOLE7PVLCV6B \
  | 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: 6e0a24ad6558d513fc0e593efaac55f062efd8324a3e5aa2df716b43a9efd8a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d8e65cf4fc1ef3a761585c8a8c9fb796746061ba2bff4dfd0ce94d29ef04d5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-05T15:27:02Z",
    "title_canon_sha256": "9528493129ec9cfc92c4977d3c284a684b4553e4df209233e0dfa326ab341d0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01910",
    "kind": "arxiv",
    "version": 2
  }
}