Pith Number

pith:OFICXIBW

pith:2026:OFICXIBW35IP3RZCKGIOMO5IWM

not attested not anchored not stored refs pending

Rotation-Invariant Vectorized Shape Representations

Hamid Shafieasl, Jeff M. Phillips

arxiv:2605.27498 v1 · 2026-05-26 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFICXIBW35IP3RZCKGIOMO5IWM}

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	2026-05-28T00:05:21.352771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71502ba036df50fdc7225190e63ba8b3039883cc48c44b7b21ce3e04b1ba29e2

Aliases

arxiv: 2605.27498 · arxiv_version: 2605.27498v1 · doi: 10.48550/arxiv.2605.27498 · pith_short_12: OFICXIBW35IP · pith_short_16: OFICXIBW35IP3RZC · pith_short_8: OFICXIBW

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/OFICXIBW35IP3RZCKGIOMO5IWM \
  | 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: 71502ba036df50fdc7225190e63ba8b3039883cc48c44b7b21ce3e04b1ba29e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "476094ac5512603a0003fbe3646b7966b659a1c72c531ad81814454ab2d144d3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2026-05-26T17:46:59Z",
    "title_canon_sha256": "449856d62e668d2af6479436819be317353a8acbc6dd7f7f89927074f18aad74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27498",
    "kind": "arxiv",
    "version": 1
  }
}