Pith Number

pith:2SSAOEEQ

pith:2019:2SSAOEEQNWC5TI25O6BK5Y67XH

not attested not anchored not stored refs pending

Greedy Optimized Multileaving for Personalization

Kojiro Iizuka, Takeshi Yoneda, Yoshifumi Seki

arxiv:1907.08346 v1 · 2019-07-19 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2SSAOEEQNWC5TI25O6BK5Y67XH}

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	2026-05-17T23:40:10.142031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4a40710906d85d9a35d7782aee3dfb9d29fcde972b148e9092c6a1e814e163c

Aliases

arxiv: 1907.08346 · arxiv_version: 1907.08346v1 · doi: 10.48550/arxiv.1907.08346 · pith_short_12: 2SSAOEEQNWC5 · pith_short_16: 2SSAOEEQNWC5TI25 · pith_short_8: 2SSAOEEQ

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/2SSAOEEQNWC5TI25O6BK5Y67XH \
  | 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: d4a40710906d85d9a35d7782aee3dfb9d29fcde972b148e9092c6a1e814e163c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05021f378df9f8a93661b3d000d7393d7b86a6e1740f5947490d270039b54512",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-07-19T02:29:38Z",
    "title_canon_sha256": "9f8fd76ff8cb590cfccd1c97f494d1548a48880961b8ba1e253423f06207d404"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08346",
    "kind": "arxiv",
    "version": 1
  }
}