Pith Number

pith:XS2L5IN7

pith:2018:XS2L5IN7JKJAKVUWNOGY5LB7AT

not attested not anchored not stored refs pending

Comparison of Semantic Segmentation Approaches for Horizon/Sky Line Detection

George Bebis, Martin \v{C}ad\'ik, Pavel Campr, Touqeer Ahmad

arxiv:1805.08105 v1 · 2018-05-21 · 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{XS2L5IN7JKJAKVUWNOGY5LB7AT}

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	2026-05-18T00:15:31.622599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcb4bea1bf4a920556966b8d8eac3f04ee9e77956fc35f2197781fd4e0e24bd1

Aliases

arxiv: 1805.08105 · arxiv_version: 1805.08105v1 · doi: 10.48550/arxiv.1805.08105 · pith_short_12: XS2L5IN7JKJA · pith_short_16: XS2L5IN7JKJAKVUW · pith_short_8: XS2L5IN7

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/XS2L5IN7JKJAKVUWNOGY5LB7AT \
  | 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: bcb4bea1bf4a920556966b8d8eac3f04ee9e77956fc35f2197781fd4e0e24bd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff7f664f62318cecbd46ea89def3790255f61b5b69a2a1ee98bb4b4c945785fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-05-21T15:03:19Z",
    "title_canon_sha256": "52265bbfe0998e9e2b57fd21bd227ea414e09fd18780825629763a798256aa73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08105",
    "kind": "arxiv",
    "version": 1
  }
}