Pith Number

pith:T7COD7HT

pith:2020:T7COD7HTQDJV5B36YIUCADC362

not attested not anchored not stored refs pending

Succinct Filters for Sets of Unknown Sizes

Huacheng Yu, Mingmou Liu, Yitong Yin

arxiv:2004.12465 v1 · 2020-04-26 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7COD7HTQDJV5B36YIUCADC362}

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	2026-07-05T00:58:15.767454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc4e1fcf380d35e877ec228200c5bf6a14932f9e715a991e3616fcda72dfa9b

Aliases

arxiv: 2004.12465 · arxiv_version: 2004.12465v1 · doi: 10.48550/arxiv.2004.12465 · pith_short_12: T7COD7HTQDJV · pith_short_16: T7COD7HTQDJV5B36 · pith_short_8: T7COD7HT

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/T7COD7HTQDJV5B36YIUCADC362 \
  | 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: 9fc4e1fcf380d35e877ec228200c5bf6a14932f9e715a991e3616fcda72dfa9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0011fe9fa1b033ed63e23d7b8b6a3c61fda78af747488ab69872f8d17894ebe9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2020-04-26T20:05:56Z",
    "title_canon_sha256": "cd527bc0ca17fc284f36e07103ca98e2a5aa01a3b3b21a73fa3eecdf140758de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.12465",
    "kind": "arxiv",
    "version": 1
  }
}