Pith Number

pith:2CDMWBCO

pith:2025:2CDMWBCO6SFQNLGV74Z6A5S5VM

not attested not anchored not stored refs pending

Homomorphic encryption schemes based on coding theory and polynomials

Giovanni Giuseppe Grimaldi

arxiv:2509.13788 v2 · 2025-09-17 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CDMWBCO6SFQNLGV74Z6A5S5VM}

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	2026-06-04T01:08:32.004141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d086cb044ef48b06acd5ff33e0765dab38114acbf3d091cbf6ff64d7995651d8

Aliases

arxiv: 2509.13788 · arxiv_version: 2509.13788v2 · doi: 10.48550/arxiv.2509.13788 · pith_short_12: 2CDMWBCO6SFQ · pith_short_16: 2CDMWBCO6SFQNLGV · pith_short_8: 2CDMWBCO

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/2CDMWBCO6SFQNLGV74Z6A5S5VM \
  | 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: d086cb044ef48b06acd5ff33e0765dab38114acbf3d091cbf6ff64d7995651d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f78b6a63dbd5ba4d8e2370c66235e579b5cdbf2527264830ac3f54847a3fb82c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-09-17T07:58:18Z",
    "title_canon_sha256": "5251529c5aa1584a38e89982a8a076eb7047ee5a705e09163670820f42362b31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.13788",
    "kind": "arxiv",
    "version": 2
  }
}