Pith Number

pith:M4SCHZQC

pith:2011:M4SCHZQCFZGST7ZYBO262TU4LH

not attested not anchored not stored refs pending

A new spin on quantum cryptography: Avoiding trapdoors and embracing public keys

Lawrence M. Ioannou, Michele Mosca

arxiv:1109.3235 v1 · 2011-09-15 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4SCHZQCFZGST7ZYBO262TU4LH}

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	2026-05-18T03:31:18.000364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

672423e6022e4d29ff380bb5ed4e9c59c101207b7e05dd83728e6ed28f9b5bb9

Aliases

arxiv: 1109.3235 · arxiv_version: 1109.3235v1 · doi: 10.48550/arxiv.1109.3235 · pith_short_12: M4SCHZQCFZGS · pith_short_16: M4SCHZQCFZGST7ZY · pith_short_8: M4SCHZQC

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/M4SCHZQCFZGST7ZYBO262TU4LH \
  | 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: 672423e6022e4d29ff380bb5ed4e9c59c101207b7e05dd83728e6ed28f9b5bb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b0ae5deafef1b054609a0b0baca32ffe000cd2ae2492322393d8ff4dcd16d33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-15T01:20:54Z",
    "title_canon_sha256": "3c32526c5ce4c7fc8ccf584ac0712e6e4aa2bdfcbaa0176a0b9d75d8b011c211"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3235",
    "kind": "arxiv",
    "version": 1
  }
}