Pith Number

pith:LQ2CFEEM

pith:2021:LQ2CFEEMQGRLXHJ4FGXRP66JRB

not attested not anchored not stored refs pending

Data Lakes: A Survey of Functions and Systems

Christoph Quix, Christos Koutras, Matthias Jarke, Rihan Hai

arxiv:2106.09592 v2 · 2021-06-17 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQ2CFEEMQGRLXHJ4FGXRP66JRB}

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	2026-07-05T07:03:16.475295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c3422908c81a2bb9d3c29af17fbc9885a0f9e3126c9d7e22603bdf4f34406d8

Aliases

arxiv: 2106.09592 · arxiv_version: 2106.09592v2 · doi: 10.48550/arxiv.2106.09592 · pith_short_12: LQ2CFEEMQGRL · pith_short_16: LQ2CFEEMQGRLXHJ4 · pith_short_8: LQ2CFEEM

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/LQ2CFEEMQGRLXHJ4FGXRP66JRB \
  | 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: 5c3422908c81a2bb9d3c29af17fbc9885a0f9e3126c9d7e22603bdf4f34406d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b5aba5c7bb4ce3a4bfa21ec22297023bc95f6e937a05d6b8fc3bdce722b832c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2021-06-17T15:18:23Z",
    "title_canon_sha256": "091226f6a218b18ea2b30debf58e83dbd81eab6385156a8a5f2e9d7b4ef80833"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.09592",
    "kind": "arxiv",
    "version": 2
  }
}