Pith Number

pith:4O2IKAOX

pith:2018:4O2IKAOX7NEKJWFEEGWMQTDVQ7

not attested not anchored not stored refs pending

Age of Information: Whittle Index for Scheduling Stochastic Arrivals

Yu-Pin Hsu

arxiv:1801.03422 v2 · 2018-01-10 · math.OC · cs.IT · cs.NI · 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{4O2IKAOX7NEKJWFEEGWMQTDVQ7}

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	2026-05-18T00:18:25.356843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3b48501d7fb48a4d8a421acc84c7587c509cbefeb27157980c5389c2d6a0c45

Aliases

arxiv: 1801.03422 · arxiv_version: 1801.03422v2 · doi: 10.48550/arxiv.1801.03422 · pith_short_12: 4O2IKAOX7NEK · pith_short_16: 4O2IKAOX7NEKJWFE · pith_short_8: 4O2IKAOX

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/4O2IKAOX7NEKJWFEEGWMQTDVQ7 \
  | 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: e3b48501d7fb48a4d8a421acc84c7587c509cbefeb27157980c5389c2d6a0c45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3241397f0ce9886e6d0fa6eec405af902f56cec28e6cf261425fbf2e96551db5",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-01-10T15:37:37Z",
    "title_canon_sha256": "ec544743e47b8efd5cd7d411e374308649ecc6029b68af199d267f0656a2be5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03422",
    "kind": "arxiv",
    "version": 2
  }
}