Pith Number

pith:7HQ4DC7R

pith:2018:7HQ4DC7RKHY5QBWB4C33GE4TA6

not attested not anchored not stored refs pending

On Block Sensitivity and Fractional Block Sensitivity

Andris Ambainis, Jevg\=enijs Vihrovs, Kri\v{s}j\=anis Pr\=usis

arxiv:1810.02393 v1 · 2018-10-04 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7HQ4DC7RKHY5QBWB4C33GE4TA6}

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	2026-05-18T00:04:02.019398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e1c18bf151f1d806c1e0b7b3139307811eddd444f6162707260234d2233f7a

Aliases

arxiv: 1810.02393 · arxiv_version: 1810.02393v1 · doi: 10.48550/arxiv.1810.02393 · pith_short_12: 7HQ4DC7RKHY5 · pith_short_16: 7HQ4DC7RKHY5QBWB · pith_short_8: 7HQ4DC7R

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/7HQ4DC7RKHY5QBWB4C33GE4TA6 \
  | 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: f9e1c18bf151f1d806c1e0b7b3139307811eddd444f6162707260234d2233f7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c620949d24efb7baac391e584c8ebb540cdeae1de581b9e39af624ed262e665",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-10-04T18:51:04Z",
    "title_canon_sha256": "a64c99d4baf831f943c0cfd7ed6d5282f7b5e0ab10ae0a5414c11914677d3115"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02393",
    "kind": "arxiv",
    "version": 1
  }
}