Pith Number

pith:3C37YYFQ

pith:2018:3C37YYFQRN2IOQVXR6ROETSVGM

not attested not anchored not stored refs pending

Staircase-PIR: Universally Robust Private Information Retrieval

Rawad Bitar, Salim El Rouayheb

arxiv:1806.08825 v2 · 2018-06-22 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3C37YYFQRN2IOQVXR6ROETSVGM}

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	2026-05-18T00:06:24.651418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8b7fc60b08b748742b78fa2e24e553305eb370bb24e8ac4cd4ecd894230b0a8

Aliases

arxiv: 1806.08825 · arxiv_version: 1806.08825v2 · doi: 10.48550/arxiv.1806.08825 · pith_short_12: 3C37YYFQRN2I · pith_short_16: 3C37YYFQRN2IOQVX · pith_short_8: 3C37YYFQ

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/3C37YYFQRN2IOQVXR6ROETSVGM \
  | 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: d8b7fc60b08b748742b78fa2e24e553305eb370bb24e8ac4cd4ecd894230b0a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d29609359d99f8b0119e0a2eb132db8b0170718e8c64313b9c12f19f035e8521",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-06-22T19:09:40Z",
    "title_canon_sha256": "72bb5824c0d01892e556367979f601d4cd021e15d76a0415dc82041203869588"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08825",
    "kind": "arxiv",
    "version": 2
  }
}