Pith Number

pith:RQEABIDP

pith:2017:RQEABIDP6YJRKWQ6TK54KG65H2

not attested not anchored not stored refs pending

Private Information Retrieval from MDS Coded Data with Colluding Servers: Settling a Conjecture by Freij-Hollanti et al.

Hua Sun, Syed A. Jafar

arxiv:1701.07807 v2 · 2017-01-26 · cs.IT · cs.CR · cs.IR · 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{RQEABIDP6YJRKWQ6TK54KG65H2}

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	2026-05-18T00:51:53.057881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c0800a06ff613155a1e9abbc51bdd3e9985cf68e4b03602a11aca4e617add5e

Aliases

arxiv: 1701.07807 · arxiv_version: 1701.07807v2 · doi: 10.48550/arxiv.1701.07807 · pith_short_12: RQEABIDP6YJR · pith_short_16: RQEABIDP6YJRKWQ6 · pith_short_8: RQEABIDP

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/RQEABIDP6YJRKWQ6TK54KG65H2 \
  | 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: 8c0800a06ff613155a1e9abbc51bdd3e9985cf68e4b03602a11aca4e617add5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "406f85debdc8bff344e8ccbe62e225c9ba1c7946872ca5f9d21442d3502bccaf",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.IR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-26T18:35:53Z",
    "title_canon_sha256": "174c400bba13d0a9fdfcc9a14bffa4402ec3e25b3708cae17942f58efd55d102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07807",
    "kind": "arxiv",
    "version": 2
  }
}