Pith Number

pith:CTGN5OQK

pith:2025:CTGN5OQKYM77NLAVCVYMQWSNZP

not attested not anchored not stored refs pending

Improved Robustness from Biologically Inspired Sparse Contrast Representations

Bhaskar Choubey, Lia Nimmermann, Lorena Stracke, Margret Keuper, Shashank Agnihotri, Volker Blanz

arxiv:2509.24863 v2 · 2025-09-29 · 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{CTGN5OQKYM77NLAVCVYMQWSNZP}

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	2026-07-15T01:21:47.026378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14ccdeba0ac33ff6ac151570c85a4dcbc4e324a5e6829572f91c0f0ebe4e081f

Aliases

arxiv: 2509.24863 · arxiv_version: 2509.24863v2 · doi: 10.48550/arxiv.2509.24863 · pith_short_12: CTGN5OQKYM77 · pith_short_16: CTGN5OQKYM77NLAV · pith_short_8: CTGN5OQK

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/CTGN5OQKYM77NLAVCVYMQWSNZP \
  | 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: 14ccdeba0ac33ff6ac151570c85a4dcbc4e324a5e6829572f91c0f0ebe4e081f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9fbbbd2373fae8494951547720d41da3dcf40fb6e12bc4f9e5e834d7339c20",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-09-29T14:48:32Z",
    "title_canon_sha256": "7249467288131e482994440d6d68fa75da1e05730d383d50432a0021f8e5689b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.24863",
    "kind": "arxiv",
    "version": 2
  }
}