Pith Number

pith:JF4YEXHF

pith:2018:JF4YEXHFEH5SQX7N3WIFWR653W

not attested not anchored not stored refs pending

Robust Private Information Retrieval from Coded Systems with Byzantine and Colluding Servers

Camilla Hollanti, David Karpuk, Oliver W. Gnilke, Ragnar Freij-Hollanti, Razane Tajeddine

arxiv:1802.03731 v2 · 2018-02-11 · 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{JF4YEXHFEH5SQX7N3WIFWR653W}

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	2026-05-18T00:06:30.739821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4979825ce521fb285feddd905b47dddd9690d8f66f56d435025828da6ec96a49

Aliases

arxiv: 1802.03731 · arxiv_version: 1802.03731v2 · doi: 10.48550/arxiv.1802.03731 · pith_short_12: JF4YEXHFEH5S · pith_short_16: JF4YEXHFEH5SQX7N · pith_short_8: JF4YEXHF

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/JF4YEXHFEH5SQX7N3WIFWR653W \
  | 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: 4979825ce521fb285feddd905b47dddd9690d8f66f56d435025828da6ec96a49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63841ff17aa06c883b7d13e3cdcbb3cf2164926b6921528098f011776daa1577",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-02-11T12:17:20Z",
    "title_canon_sha256": "84fecd4ece2a873ab86f3fa3222a9957596d5ed68647449b7872b990bb9eb11e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03731",
    "kind": "arxiv",
    "version": 2
  }
}