Pith Number

pith:7EHM4OGG

pith:2015:7EHM4OGGBNCNXQGT3XNZKCEN5M

not attested not anchored not stored refs pending

A Matrix Public Key Cryptosystem

M. Andrecut

arxiv:1506.00277 v1 · 2015-05-31 · 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{7EHM4OGGBNCNXQGT3XNZKCEN5M}

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	2026-05-18T01:59:55.012833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f90ece38c60b44dbc0d3dddb95088deb07b635283bf2a060806c5145a70e9734

Aliases

arxiv: 1506.00277 · arxiv_version: 1506.00277v1 · doi: 10.48550/arxiv.1506.00277 · pith_short_12: 7EHM4OGGBNCN · pith_short_16: 7EHM4OGGBNCNXQGT · pith_short_8: 7EHM4OGG

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/7EHM4OGGBNCNXQGT3XNZKCEN5M \
  | 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: f90ece38c60b44dbc0d3dddb95088deb07b635283bf2a060806c5145a70e9734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "188c959d9db4c2057e9ba04051b86b163b4c451843db956dcdc12ffe1677b5d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-05-31T19:35:08Z",
    "title_canon_sha256": "60bed21109e300096b1f241004d6631d00de95725acadb117c8e843380720a21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00277",
    "kind": "arxiv",
    "version": 1
  }
}