Pith Number

pith:AHF3K5BY

pith:2014:AHF3K5BYXUSED6MHY5WTNUDMWB

not attested not anchored not stored refs pending

Quantum Attacks on Classical Proof Systems - The Hardness of Quantum Rewinding

Andris Ambainis, Ansis Rosmanis, Dominique Unruh

arxiv:1404.6898 v2 · 2014-04-28 · quant-ph · 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{AHF3K5BYXUSED6MHY5WTNUDMWB}

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	2026-05-18T00:23:57.613957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01cbb57438bd2441f987c76d36d06cb0656680452f5551bf7f4759e8efe94dc1

Aliases

arxiv: 1404.6898 · arxiv_version: 1404.6898v2 · doi: 10.48550/arxiv.1404.6898 · pith_short_12: AHF3K5BYXUSE · pith_short_16: AHF3K5BYXUSED6MH · pith_short_8: AHF3K5BY

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/AHF3K5BYXUSED6MHY5WTNUDMWB \
  | 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: 01cbb57438bd2441f987c76d36d06cb0656680452f5551bf7f4759e8efe94dc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb14a636b28e9448e6b39f2454ce91301c422d4e3ac371daf1cba2aa56c3db2a",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-28T08:41:07Z",
    "title_canon_sha256": "cd1503b7b1d112fd1fe8b804c8666afbe75051dc1db657b6b8d616625ab6761c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6898",
    "kind": "arxiv",
    "version": 2
  }
}