Pith Number

pith:X5IQ4VFA

pith:2019:X5IQ4VFAJO2EYDNN6LRPZ5IVZX

not attested not anchored not stored refs pending

Towards Blockchain-enabled Searchable Encryption

Qiang Tang

arxiv:1908.09564 v2 · 2019-08-26 · 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{X5IQ4VFAJO2EYDNN6LRPZ5IVZX}

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	2026-07-05T00:20:31.746168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf510e54a04bb44c0dadf2e2fcf515cdecda26ec3fc192c97ba35457b2858176

Aliases

arxiv: 1908.09564 · arxiv_version: 1908.09564v2 · doi: 10.48550/arxiv.1908.09564 · pith_short_12: X5IQ4VFAJO2E · pith_short_16: X5IQ4VFAJO2EYDNN · pith_short_8: X5IQ4VFA

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/X5IQ4VFAJO2EYDNN6LRPZ5IVZX \
  | 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: bf510e54a04bb44c0dadf2e2fcf515cdecda26ec3fc192c97ba35457b2858176

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e06b731b9b3e266b60d0fc0c7c06a9788a64068159b1ff9b20f8d484971987e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-08-26T09:43:58Z",
    "title_canon_sha256": "0525a204d28df30ec60819e7108eee86568999c500e1f4ac624a31a23fb86f34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09564",
    "kind": "arxiv",
    "version": 2
  }
}