Pith Number

pith:SXW4N6DU

pith:2026:SXW4N6DUMLEHQNGOTGG5IYNQUK

not attested not anchored not stored refs pending

Tight Lower Bounds for the Multi-Secretary Problem via Bellman Certificates

Jiawei Zhang

arxiv:2607.02150 v1 · 2026-07-02 · cs.DS · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SXW4N6DUMLEHQNGOTGG5IYNQUK}

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	2026-07-03T01:17:43.458228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95edc6f87462c87834ce998dd461b0a287d30a6885776897d688d8d275f50c38

Aliases

arxiv: 2607.02150 · arxiv_version: 2607.02150v1 · doi: 10.48550/arxiv.2607.02150 · pith_short_12: SXW4N6DUMLEH · pith_short_16: SXW4N6DUMLEHQNGO · pith_short_8: SXW4N6DU

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/SXW4N6DUMLEHQNGOTGG5IYNQUK \
  | 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: 95edc6f87462c87834ce998dd461b0a287d30a6885776897d688d8d275f50c38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95818d453155588a04eb84add49b0d3ceb32a7b8ceed4c945b11beb447d4dd41",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-07-02T13:26:29Z",
    "title_canon_sha256": "a4ee01aaadd89ee222215b54b698227cb4c4b4f8092b5b79dc3295fe2ffbe4e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02150",
    "kind": "arxiv",
    "version": 1
  }
}