Pith Number

pith:67VZEOIU

pith:2016:67VZEOIUDCPWEAGOXBGLXKCNFQ

not attested not anchored not stored refs pending

Privacy Preserving Distance Computation using Somewhat-trusted Third Parties

Abelino Jimenez, Bhiksha Raj

arxiv:1609.05178 v2 · 2016-09-16 · 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{67VZEOIUDCPWEAGOXBGLXKCNFQ}

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	2026-05-18T01:04:01.024950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7eb923914189f6200ceb84cbba84d2c0b884a9197c850a80ef8cc74a09fbf21

Aliases

arxiv: 1609.05178 · arxiv_version: 1609.05178v2 · doi: 10.48550/arxiv.1609.05178 · pith_short_12: 67VZEOIUDCPW · pith_short_16: 67VZEOIUDCPWEAGO · pith_short_8: 67VZEOIU

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/67VZEOIUDCPWEAGOXBGLXKCNFQ \
  | 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: f7eb923914189f6200ceb84cbba84d2c0b884a9197c850a80ef8cc74a09fbf21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d5129f0e6bab8eaabd2a8bd5957d3e6a492433e2d6249832b82be061126d2e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-09-16T19:02:04Z",
    "title_canon_sha256": "08a50b6d901e194c74dbb5fa89ded900f6b66edc3cac98698b6db689b8ab17b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05178",
    "kind": "arxiv",
    "version": 2
  }
}