Pith Number

pith:BF3BDVXC

pith:2018:BF3BDVXC2VGRPWJSZE4GZ4IAWB

not attested not anchored not stored refs pending

Lower Bounds for Oblivious Data Structures

Jesper Buus Nielsen, Kasper Green Larsen, Riko Jacob

arxiv:1810.10635 v1 · 2018-10-24 · cs.DS · 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{BF3BDVXC2VGRPWJSZE4GZ4IAWB}

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	2026-05-18T00:02:20.022142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

097611d6e2d54d17d932c9386cf100b0661dd3f59f44671635310f6c1308941b

Aliases

arxiv: 1810.10635 · arxiv_version: 1810.10635v1 · doi: 10.48550/arxiv.1810.10635 · pith_short_12: BF3BDVXC2VGR · pith_short_16: BF3BDVXC2VGRPWJS · pith_short_8: BF3BDVXC

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/BF3BDVXC2VGRPWJSZE4GZ4IAWB \
  | 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: 097611d6e2d54d17d932c9386cf100b0661dd3f59f44671635310f6c1308941b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02ae1d67662eec00b90030a37542f48eb2104a6aa07825a9c52883aaffb89023",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-10-24T21:43:32Z",
    "title_canon_sha256": "b91d4a4b9f9662749bc76adcad9538c5bdcdc3e0c88083d61a669e891aeb59e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.10635",
    "kind": "arxiv",
    "version": 1
  }
}