Pith Number

pith:BVMQAKAM

pith:2020:BVMQAKAMUYHZDKMYVPX7GHZVPQ

not attested not anchored not stored refs pending

Quantum Time-Space Tradeoff for Finding Multiple Collision Pairs

Fr\'ed\'eric Magniez, Yassine Hamoudi

arxiv:2002.08944 v5 · 2020-02-20 · quant-ph · cs.CC · cs.CR · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVMQAKAMUYHZDKMYVPX7GHZVPQ}

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.

Cited by

1 paper in Pith

Tight Quantum Lower Bound for k-Distinctness

Receipt and verification

First computed	2026-07-05T06:24:21.643575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d5900280ca60f91a998abeff31f357c3c300253d6864ec3765058072056241b

Aliases

arxiv: 2002.08944 · arxiv_version: 2002.08944v5 · doi: 10.48550/arxiv.2002.08944 · pith_short_12: BVMQAKAMUYHZ · pith_short_16: BVMQAKAMUYHZDKMY · pith_short_8: BVMQAKAM

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/BVMQAKAMUYHZDKMYVPX7GHZVPQ \
  | 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: 0d5900280ca60f91a998abeff31f357c3c300253d6864ec3765058072056241b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "111f47deebb95ce983fce039c0ca11628ea51e299e84958bf82b9476727d7483",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.CR",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-02-20T18:48:51Z",
    "title_canon_sha256": "aab49f04d2c7efa9c7f2b2c2f2db64d59bbaf91beefa0c7eb73b7b95ab81181d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08944",
    "kind": "arxiv",
    "version": 5
  }
}