Pith Number

pith:75IRUN32

pith:2022:75IRUN32GVCMJR5CJXGNX6U5CK

not attested not anchored not stored refs pending

Synthetic Data for Semantic Image Segmentation of Imagery of Unmanned Spacecraft

Nicholas Lui, Spencer Drakontaidis, William S. Armstrong

arxiv:2211.11941 v1 · 2022-11-22 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75IRUN32GVCMJR5CJXGNX6U5CK}

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	2026-07-05T05:18:11.084981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff511a377a3544c4c7a24dccdbfa9d12bdc8eb8ea51eeaac61f0138589fcf16f

Aliases

arxiv: 2211.11941 · arxiv_version: 2211.11941v1 · doi: 10.48550/arxiv.2211.11941 · pith_short_12: 75IRUN32GVCM · pith_short_16: 75IRUN32GVCMJR5C · pith_short_8: 75IRUN32

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/75IRUN32GVCMJR5CJXGNX6U5CK \
  | 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: ff511a377a3544c4c7a24dccdbfa9d12bdc8eb8ea51eeaac61f0138589fcf16f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fedb1485bc730475b6f8dd0c75b16882840b81b2f69afaaa73f96afad49c1331",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-11-22T01:30:40Z",
    "title_canon_sha256": "f8a6d113cf036068f42e7aff37281ea19ca828a7106665629ea5e6791e722fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.11941",
    "kind": "arxiv",
    "version": 1
  }
}