Pith Number

pith:FZUWR7ID

pith:2023:FZUWR7IDB7BSZ3X3QDSH2IJOL3

not attested not anchored not stored refs pending

Efficient and Low-Footprint Object Classification using Spatial Contrast

Daniel C. Stumpp, Matthew Belding, Rajkumar Kubendran

arxiv:2311.03422 v1 · 2023-11-06 · cs.CV · cs.NE · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZUWR7IDB7BSZ3X3QDSH2IJOL3}

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	2026-07-05T07:09:58.158630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e6968fd030fc32ceefb80e47d212e5eccc3d5aacdc71ee3ccc49b1ffb6efd9b

Aliases

arxiv: 2311.03422 · arxiv_version: 2311.03422v1 · doi: 10.48550/arxiv.2311.03422 · pith_short_12: FZUWR7IDB7BS · pith_short_16: FZUWR7IDB7BSZ3X3 · pith_short_8: FZUWR7ID

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/FZUWR7IDB7BSZ3X3QDSH2IJOL3 \
  | 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: 2e6968fd030fc32ceefb80e47d212e5eccc3d5aacdc71ee3ccc49b1ffb6efd9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee49cf6d0e6334a594f58e7ee72fc0a579fa70860d0dd8018116b94cb4576ed6",
    "cross_cats_sorted": [
      "cs.NE",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-11-06T15:24:29Z",
    "title_canon_sha256": "71fe6a1a59cc35fa31769d3147c265506d4ce962f95c14d91c36d3a7181e3691"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.03422",
    "kind": "arxiv",
    "version": 1
  }
}