Pith Number

pith:FPK7MNXO

pith:2019:FPK7MNXO5AAO2BR5OCRW2PQ5SB

not attested not anchored not stored refs pending

An Algorithmic View on Optimal Storage Sizing

Chenye Wu, Kui Wang, Yang Yu, Zhiqi Wang

arxiv:1911.03684 v1 · 2019-11-09 · eess.SY · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPK7MNXO5AAO2BR5OCRW2PQ5SB}

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	2026-07-05T00:18:15.130780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd5f636eee800ed063d70a36d3e1d9040003a1be07e2242f538f2a7cfb17f0e

Aliases

arxiv: 1911.03684 · arxiv_version: 1911.03684v1 · doi: 10.48550/arxiv.1911.03684 · pith_short_12: FPK7MNXO5AAO · pith_short_16: FPK7MNXO5AAO2BR5 · pith_short_8: FPK7MNXO

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/FPK7MNXO5AAO2BR5OCRW2PQ5SB \
  | 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: 2bd5f636eee800ed063d70a36d3e1d9040003a1be07e2242f538f2a7cfb17f0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bd1ad6f62fe1143be97de4662a6987b78546bd7f80f79aae92e8964f52d2c6c",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-11-09T13:15:50Z",
    "title_canon_sha256": "68948f098035ee2920abb5dd1dba093cf0a263b72a3f4336eab5d710d5142573"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.03684",
    "kind": "arxiv",
    "version": 1
  }
}