Pith Number

pith:YHRJK3KB

pith:2012:YHRJK3KBY5DPXR3G4XAMZ6UPGQ

not attested not anchored not stored refs pending

Muppet: MapReduce-Style Processing of Fast Data

Anand Rajaraman, AnHai Doan, Lu Liu, STS Prasad, Wang Lam, Zoheb Vacheri

arxiv:1208.4175 v1 · 2012-08-21 · 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{YHRJK3KBY5DPXR3G4XAMZ6UPGQ}

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	2026-05-18T03:48:24.771382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1e2956d41c746fbc766e5c0ccfa8f341a5af4bb1f3f1cd8405e972a407ec52e

Aliases

arxiv: 1208.4175 · arxiv_version: 1208.4175v1 · doi: 10.48550/arxiv.1208.4175 · pith_short_12: YHRJK3KBY5DP · pith_short_16: YHRJK3KBY5DPXR3G · pith_short_8: YHRJK3KB

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/YHRJK3KBY5DPXR3G4XAMZ6UPGQ \
  | 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: c1e2956d41c746fbc766e5c0ccfa8f341a5af4bb1f3f1cd8405e972a407ec52e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01d2f06397f3b49706e68039ba19291883180f3caead565cffadb6177c135460",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-08-21T02:53:58Z",
    "title_canon_sha256": "679ae3a61529e1c450e6dc6333d41d7de4e0144350f2e96ee631c874b0943316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4175",
    "kind": "arxiv",
    "version": 1
  }
}