Pith Number

pith:KDAUP25F

pith:2018:KDAUP25FL6C6CIG4JEQK2NONLG

not attested not anchored not stored refs pending

From Recommendation Systems to Facility Location Games

Gregory Goren, Itay Rosenberg, Moshe Tennenholtz, Omer Ben-Porat

arxiv:1809.02931 v1 · 2018-09-09 · cs.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KDAUP25FL6C6CIG4JEQK2NONLG}

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	2026-05-18T00:06:10.589790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50c147eba55f85e120dc4920ad35cd599315d0f27d9359fdff0dc0e4a577c2b8

Aliases

arxiv: 1809.02931 · arxiv_version: 1809.02931v1 · doi: 10.48550/arxiv.1809.02931 · pith_short_12: KDAUP25FL6C6 · pith_short_16: KDAUP25FL6C6CIG4 · pith_short_8: KDAUP25F

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/KDAUP25FL6C6CIG4JEQK2NONLG \
  | 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: 50c147eba55f85e120dc4920ad35cd599315d0f27d9359fdff0dc0e4a577c2b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "096aead87f48955b554181be4b17617f6267e370cffdbf3f554263fcd3ea8f5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2018-09-09T06:49:36Z",
    "title_canon_sha256": "084c2ed9d186711571631096e0af0def761958eb829fd998ada4c345e7e574ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02931",
    "kind": "arxiv",
    "version": 1
  }
}