Pith Number

pith:WBFN7T4A

pith:2018:WBFN7T4AAXQSS5J4IW7PZ23HWR

not attested not anchored not stored refs pending

On-Demand Big Data Integration: A Hybrid ETL Approach for Reproducible Scientific Research

Ashish Sharma, Helena Galhardas, Lu{\i}s Veiga, Peter Van Roy, Pradeeban Kathiravelu

arxiv:1804.08985 v1 · 2018-04-24 · 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{WBFN7T4AAXQSS5J4IW7PZ23HWR}

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	2026-05-18T00:17:36.697404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b04adfcf8005e129753c45befceb67b45c5bb7a640e32e17065fad14637af96b

Aliases

arxiv: 1804.08985 · arxiv_version: 1804.08985v1 · doi: 10.48550/arxiv.1804.08985 · pith_short_12: WBFN7T4AAXQS · pith_short_16: WBFN7T4AAXQSS5J4 · pith_short_8: WBFN7T4A

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/WBFN7T4AAXQSS5J4IW7PZ23HWR \
  | 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: b04adfcf8005e129753c45befceb67b45c5bb7a640e32e17065fad14637af96b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3799b4b84aec86d939d47712a41307b9ca0e3b250ac5631b088da4bef9c69538",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-04-24T12:27:06Z",
    "title_canon_sha256": "bb761c0597974d03febf6838aad8ede30971c4cb0f1ff9739103744f64ec53ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08985",
    "kind": "arxiv",
    "version": 1
  }
}