Pith Number

pith:AMYP5KH3

pith:2018:AMYP5KH3MUVRETBIK6CJ35ETSC

not attested not anchored not stored refs pending

Approximate Set Union Via Approximate Randomization

Bin Fu, Pengfei Gu, Yuming Zhao

arxiv:1802.06204 v3 · 2018-02-17 · cs.DS · cs.CC · cs.CG · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMYP5KH3MUVRETBIK6CJ35ETSC}

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	2026-05-18T00:13:10.410853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0330fea8fb652b124c2857849df49390949ef2eb8c5c4b65ac8ef1dea3518675

Aliases

arxiv: 1802.06204 · arxiv_version: 1802.06204v3 · doi: 10.48550/arxiv.1802.06204 · pith_short_12: AMYP5KH3MUVR · pith_short_16: AMYP5KH3MUVRETBI · pith_short_8: AMYP5KH3

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/AMYP5KH3MUVRETBIK6CJ35ETSC \
  | 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: 0330fea8fb652b124c2857849df49390949ef2eb8c5c4b65ac8ef1dea3518675

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de215e2d9acf2890c76bfe7c9ad73ad5f39974d8565deb0f38414e04e7f5ef89",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.CG",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-02-17T07:37:40Z",
    "title_canon_sha256": "d0a8cdab5d3a1c1dc0ea7d1045209ada65bca49da941e49cce7b53f316605495"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06204",
    "kind": "arxiv",
    "version": 3
  }
}