Pith Number

pith:ZS33TOMX

pith:2021:ZS33TOMXABPDQD5GNJIQLCPFNN

not attested not anchored not stored refs pending

In-Memory Indexed Caching for Distributed Data Processing

Alexandru Uta, Ankur Dave, Bogdan Ghit, Jan Rellermeyer, Peter Boncz

arxiv:2112.06280 v2 · 2021-12-12 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZS33TOMXABPDQD5GNJIQLCPFNN}

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	2026-07-05T03:54:43.207146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccb7b9b997005e380fa66a510589e56b71ef28ca18cfa31aa910d5b38793331d

Aliases

arxiv: 2112.06280 · arxiv_version: 2112.06280v2 · doi: 10.48550/arxiv.2112.06280 · pith_short_12: ZS33TOMXABPD · pith_short_16: ZS33TOMXABPDQD5G · pith_short_8: ZS33TOMX

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/ZS33TOMXABPDQD5GNJIQLCPFNN \
  | 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: ccb7b9b997005e380fa66a510589e56b71ef28ca18cfa31aa910d5b38793331d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d40ac975c187485880cfb4d9adde484a800e10bef4855a71f467b2a5e0a60112",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-12-12T17:09:30Z",
    "title_canon_sha256": "a8da089c94b905acae165596245f47ce7e309a16ee28e16e0bc55230745f55b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06280",
    "kind": "arxiv",
    "version": 2
  }
}