Pith Number

pith:EHYNMGX6

pith:2014:EHYNMGX6C6WZKVISEHKOYZ57LI

not attested not anchored not stored refs pending

Query shredding: Efficient relational evaluation of queries over nested multisets (extended version)

James Cheney, Philip Wadler, Sam Lindley

arxiv:1404.7078 v2 · 2014-04-28 · cs.DB · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHYNMGX6C6WZKVISEHKOYZ57LI}

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	2026-05-18T02:52:48.316691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f0d61afe17ad95551221d4ec67bf5a13ce73adfbe0a8a6bb3da9c4bc0860c3

Aliases

arxiv: 1404.7078 · arxiv_version: 1404.7078v2 · doi: 10.48550/arxiv.1404.7078 · pith_short_12: EHYNMGX6C6WZ · pith_short_16: EHYNMGX6C6WZKVIS · pith_short_8: EHYNMGX6

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/EHYNMGX6C6WZKVISEHKOYZ57LI \
  | 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: 21f0d61afe17ad95551221d4ec67bf5a13ce73adfbe0a8a6bb3da9c4bc0860c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64147fb92727f10fd82dcde474bbe20dbad423bf15764a029ca0441f72f760e6",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2014-04-28T18:13:49Z",
    "title_canon_sha256": "0ed02a1414bfb0c4b023f74f692d17b3eb450be51f24985a7e7675f009b82e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7078",
    "kind": "arxiv",
    "version": 2
  }
}