Pith Number

pith:E5XYGZT5

pith:2018:E5XYGZT5XWR5SBWSXZ7H6ROQOJ

not attested not anchored not stored refs pending

Measuring Human Assessed Complexity in Synthetic Aperture Sonar Imagery Using the Elo Rating System

Brian Reinhardt, Daniel Brown, Isaac Gerg, Joonho Park

arxiv:1808.05279 v1 · 2018-08-15 · 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{E5XYGZT5XWR5SBWSXZ7H6ROQOJ}

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	2026-05-18T00:07:57.672331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

276f83667dbda3d906d2be7e7f45d0726cfc6bcd3e24d5036bd226b2e9c811cf

Aliases

arxiv: 1808.05279 · arxiv_version: 1808.05279v1 · doi: 10.48550/arxiv.1808.05279 · pith_short_12: E5XYGZT5XWR5 · pith_short_16: E5XYGZT5XWR5SBWS · pith_short_8: E5XYGZT5

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/E5XYGZT5XWR5SBWSXZ7H6ROQOJ \
  | 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: 276f83667dbda3d906d2be7e7f45d0726cfc6bcd3e24d5036bd226b2e9c811cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a29bc1f648f57de58a120fbed5a7863351f642c8b819a1b046428fe16849dd5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-08-15T20:06:38Z",
    "title_canon_sha256": "20bc24aad456dadc6d6a79d1bdd76f96da8ad40c3a6f19887ee2e25cf53989f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05279",
    "kind": "arxiv",
    "version": 1
  }
}