Pith Number

pith:4ZCQSZQS

pith:2023:4ZCQSZQSWG35HH4FYDW4YRHEZB

not attested not anchored not stored refs pending

Quantile sheet estimator with shape constraints

Zhuolin Song

arxiv:2303.06025 v1 · 2023-02-17 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ZCQSZQSWG35HH4FYDW4YRHEZB}

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	2026-07-05T05:49:59.993412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e645096612b1b7d39f85c0edcc44e4c843cc6fb273baa90072d024ea783a19ca

Aliases

arxiv: 2303.06025 · arxiv_version: 2303.06025v1 · doi: 10.48550/arxiv.2303.06025 · pith_short_12: 4ZCQSZQSWG35 · pith_short_16: 4ZCQSZQSWG35HH4F · pith_short_8: 4ZCQSZQS

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/4ZCQSZQSWG35HH4FYDW4YRHEZB \
  | 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: e645096612b1b7d39f85c0edcc44e4c843cc6fb273baa90072d024ea783a19ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "475f457a87e175fbc7351ec536704eb0975e38d49a2c0e0c6b74874051a26451",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2023-02-17T00:16:09Z",
    "title_canon_sha256": "d5f7b8747b169d5ee11e3a318649e9debe12a9ec32a7c06e28209c4d8204dc02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.06025",
    "kind": "arxiv",
    "version": 1
  }
}