Pith Number

pith:MJAWQPZH

pith:2025:MJAWQPZHDFIDM7QWNRE57YDSZM

not attested not anchored not stored refs pending

On One-Shot Signatures, Quantum vs Classical Binding, and Obfuscating Permutations

Mark Zhandry, Omri Shmueli

arxiv:2507.12456 v1 · 2025-07-16 · cs.CR · 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{MJAWQPZHDFIDM7QWNRE57YDSZM}

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	2026-07-05T11:38:20.528057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6241683f271950367e166c49dfe072cb05a3baf3dbe17c41270dd45b7201b740

Aliases

arxiv: 2507.12456 · arxiv_version: 2507.12456v1 · doi: 10.48550/arxiv.2507.12456 · pith_short_12: MJAWQPZHDFID · pith_short_16: MJAWQPZHDFIDM7QW · pith_short_8: MJAWQPZH

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/MJAWQPZHDFIDM7QWNRE57YDSZM \
  | 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: 6241683f271950367e166c49dfe072cb05a3baf3dbe17c41270dd45b7201b740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e848411466fda18916cd10c03ad5dcd72ad2e509307c4cf9f9263ee601862aab",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-07-16T17:56:08Z",
    "title_canon_sha256": "9fcbf8ad1324af19ffecbeab36e2799bab643a620af23115d1e65081a0a9e39b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12456",
    "kind": "arxiv",
    "version": 1
  }
}