Pith Number

pith:64FAJF26

pith:2018:64FAJF26BY5HXZVHO64CZH4MVP

not attested not anchored not stored refs pending

Image Segmentation using Sparse Subset Selection

Farhad Kamangar, Fariba Zohrizadeh, Mohsen Kheirandishfard

arxiv:1804.02721 v1 · 2018-04-08 · 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{64FAJF26BY5HXZVHO64CZH4MVP}

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	2026-05-18T00:18:58.594879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f70a04975e0e3a7be6a777b82c9f8cabe494f2a3a81a65a19959116a44ce312f

Aliases

arxiv: 1804.02721 · arxiv_version: 1804.02721v1 · doi: 10.48550/arxiv.1804.02721 · pith_short_12: 64FAJF26BY5H · pith_short_16: 64FAJF26BY5HXZVH · pith_short_8: 64FAJF26

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/64FAJF26BY5HXZVHO64CZH4MVP \
  | 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: f70a04975e0e3a7be6a777b82c9f8cabe494f2a3a81a65a19959116a44ce312f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b824ede904b1b2bfde9f0db362179539ebe793639fdef1a2c6fe96691b76d1d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-08T17:12:23Z",
    "title_canon_sha256": "080d0f840b3e3f7c5e7b262713ead995f835016020675763b4cc4ffa13f918a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02721",
    "kind": "arxiv",
    "version": 1
  }
}