Pith Number

pith:SM4LPDQD

pith:2014:SM4LPDQD7IYYEMSKLW6HEHZ5AC

not attested not anchored not stored refs pending

Answering queries using pairings

Alberto Trombetta, Giuseppe Persiano, Stefano Braghin

arxiv:1403.2514 v1 · 2014-03-11 · 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{SM4LPDQD7IYYEMSKLW6HEHZ5AC}

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	2026-05-18T02:56:43.147932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9338b78e03fa3182324a5dbc721f3d00ae2292e4d83c2e648c5f8cecbcdc98eb

Aliases

arxiv: 1403.2514 · arxiv_version: 1403.2514v1 · doi: 10.48550/arxiv.1403.2514 · pith_short_12: SM4LPDQD7IYY · pith_short_16: SM4LPDQD7IYYEMSK · pith_short_8: SM4LPDQD

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/SM4LPDQD7IYYEMSKLW6HEHZ5AC \
  | 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: 9338b78e03fa3182324a5dbc721f3d00ae2292e4d83c2e648c5f8cecbcdc98eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "998def313a3cb8633ea10c34b991b40b185c77deb9e7b52410c48fc49ea1eb11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2014-03-11T09:31:01Z",
    "title_canon_sha256": "c16ef8aeca0e7ee22ce70fdd6bc1a3a6b04a72580acfe390d070c9485f2f5c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2514",
    "kind": "arxiv",
    "version": 1
  }
}