Pith Number

pith:FW6YWIKR

pith:2019:FW6YWIKRUGHVWKMLWTT25SLAQ6

not attested not anchored not stored refs pending

Object Counting and Instance Segmentation with Image-level Supervision

Fahad Shahbaz Khan, Guolei Sun, Hisham Cholakkal, Ling Shao

arxiv:1903.02494 v2 · 2019-03-06 · 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{FW6YWIKRUGHVWKMLWTT25SLAQ6}

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	2026-05-17T23:46:28.794295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dbd8b2151a18f5b298bb4e7aec96087be7211f761fa0f423b0d9c2342ed4711

Aliases

arxiv: 1903.02494 · arxiv_version: 1903.02494v2 · doi: 10.48550/arxiv.1903.02494 · pith_short_12: FW6YWIKRUGHV · pith_short_16: FW6YWIKRUGHVWKML · pith_short_8: FW6YWIKR

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/FW6YWIKRUGHVWKMLWTT25SLAQ6 \
  | 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: 2dbd8b2151a18f5b298bb4e7aec96087be7211f761fa0f423b0d9c2342ed4711

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d58f598cc9e03ff9eb595019703756b0c89caf9baaec75e7f57084816f94bf54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-06T17:06:51Z",
    "title_canon_sha256": "6a670e77ad087cfd8937f5d762df7fe6d77111604eb5c193fdd06281835bdd76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02494",
    "kind": "arxiv",
    "version": 2
  }
}