Pith Number

pith:QC3DL6CB

pith:2025:QC3DL6CBAFUE2UZR2I7A7NAZ3Q

not attested not anchored not stored refs pending

Coding-Based Hybrid Post-Quantum Cryptosystem for Non-Uniform Information

Alejandro Cohen, Saar Tarnopolsky

arxiv:2503.05873 v1 · 2025-01-26 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QC3DL6CBAFUE2UZR2I7A7NAZ3Q}

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	2026-07-05T10:26:48.292088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b635f84101684d5331d23e0fb419dc04a26708f4237e6418d6c9043491e395

Aliases

arxiv: 2503.05873 · arxiv_version: 2503.05873v1 · doi: 10.48550/arxiv.2503.05873 · pith_short_12: QC3DL6CBAFUE · pith_short_16: QC3DL6CBAFUE2UZR · pith_short_8: QC3DL6CB

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/QC3DL6CBAFUE2UZR2I7A7NAZ3Q \
  | 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: 80b635f84101684d5331d23e0fb419dc04a26708f4237e6418d6c9043491e395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d391179cd16a2de0f28ba1de1d915ec6f6828e9a15a8c78d737e2191101b9573",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-01-26T19:03:22Z",
    "title_canon_sha256": "a8fba56206a98daacad2e36d6244a769385d24128cb1ebaea9f0a5385f99c24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.05873",
    "kind": "arxiv",
    "version": 1
  }
}