Pith Number

pith:QQVMHMAQ

pith:2016:QQVMHMAQZQOPKQM7BEPH5SFNFX

not attested not anchored not stored refs pending

Soft McEliece: MDPC code-based McEliece cryptosystems with very compact keys through real-valued intentional errors

Franco Chiaraluce, Marco Baldi, Paolo Santini

arxiv:1606.01040 v1 · 2016-06-03 · cs.IT · cs.CR · 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{QQVMHMAQZQOPKQM7BEPH5SFNFX}

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	2026-05-18T00:49:46.989485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

842ac3b010cc1cf5419f091e7ec8ad2dfd56096b168bdbb51de71b463c0d3521

Aliases

arxiv: 1606.01040 · arxiv_version: 1606.01040v1 · doi: 10.48550/arxiv.1606.01040 · pith_short_12: QQVMHMAQZQOP · pith_short_16: QQVMHMAQZQOPKQM7 · pith_short_8: QQVMHMAQ

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/QQVMHMAQZQOPKQM7BEPH5SFNFX \
  | 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: 842ac3b010cc1cf5419f091e7ec8ad2dfd56096b168bdbb51de71b463c0d3521

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "075e944add8fa918f2d3dfea703224a4b524dd59486624cd15c72065ead11b9b",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-06-03T10:50:56Z",
    "title_canon_sha256": "45d359f4f9a5593d2e7de050e1c946402794fdbe06959605817be540328894c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01040",
    "kind": "arxiv",
    "version": 1
  }
}