Pith Number

pith:AHE4255F

pith:2017:AHE4255F3UGSCZUTDJI2YTNUQL

not attested not anchored not stored refs pending

Together or Alone: The Price of Privacy in Collaborative Learning

Balazs Pejo, Gergely Biczok, Qiang Tang

arxiv:1712.00270 v3 · 2017-12-01 · cs.GT · 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{AHE4255F3UGSCZUTDJI2YTNUQL}

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	2026-05-18T00:07:23.715229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01c9cd77a5dd0d2166931a51ac4db482de16e72448f1de3e201d2fbebd014add

Aliases

arxiv: 1712.00270 · arxiv_version: 1712.00270v3 · doi: 10.48550/arxiv.1712.00270 · pith_short_12: AHE4255F3UGS · pith_short_16: AHE4255F3UGSCZUT · pith_short_8: AHE4255F

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/AHE4255F3UGSCZUTDJI2YTNUQL \
  | 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: 01c9cd77a5dd0d2166931a51ac4db482de16e72448f1de3e201d2fbebd014add

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07e5851ebe7fbbe945498717b42bc0a9032f750db9eb435939303a9e3c0c0ab2",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2017-12-01T10:55:57Z",
    "title_canon_sha256": "9bb2e0c152dbe6541b025aaac61eb93ed1f8be3210783fb1b506baaa1162deef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00270",
    "kind": "arxiv",
    "version": 3
  }
}