Pith Number

pith:F2HHOHDX

pith:2020:F2HHOHDX5HOMCRXAFABQP5RSLF

not attested not anchored not stored refs pending

Unsupervised segmentation via semantic-apparent feature fusion

Hongbing Ma, Huimin Ma, Xi Li, Yidong Wang

arxiv:2005.10513 v1 · 2020-05-21 · 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{F2HHOHDX5HOMCRXAFABQP5RSLF}

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	2026-07-05T01:04:54.942621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8e771c77e9dcc146e0280307f6325976fd7894212030216b1de27a45162a96

Aliases

arxiv: 2005.10513 · arxiv_version: 2005.10513v1 · doi: 10.48550/arxiv.2005.10513 · pith_short_12: F2HHOHDX5HOM · pith_short_16: F2HHOHDX5HOMCRXA · pith_short_8: F2HHOHDX

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/F2HHOHDX5HOMCRXAFABQP5RSLF \
  | 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: 2e8e771c77e9dcc146e0280307f6325976fd7894212030216b1de27a45162a96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48f5ec1aa0c5bd2b65f026f8ab90939a13f0cea08232a1e30199fdf24d84cce6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-05-21T08:28:49Z",
    "title_canon_sha256": "29c9a61e6a53e8a940d92e88af3b687311a227cfa36a8ebc6b871d3e5041b064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.10513",
    "kind": "arxiv",
    "version": 1
  }
}