Pith Number

pith:SKZ235KM

pith:2018:SKZ235KMFP3T5LJRMF5IEDJ7XJ

not attested not anchored not stored refs pending

On the Fairness of Quality-based Data Markets

Dan Zhang, Hong Gao, Hongzhi Wang, Jianzhong Li, Xiaoou Ding, Yice Zhang

arxiv:1808.01624 v1 · 2018-08-05 · 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{SKZ235KMFP3T5LJRMF5IEDJ7XJ}

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	2026-05-18T00:08:52.372810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92b3adf54c2bf73ead31617a820d3fba5f8183161fbac644b237de7b30c54ea7

Aliases

arxiv: 1808.01624 · arxiv_version: 1808.01624v1 · doi: 10.48550/arxiv.1808.01624 · pith_short_12: SKZ235KMFP3T · pith_short_16: SKZ235KMFP3T5LJR · pith_short_8: SKZ235KM

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/SKZ235KMFP3T5LJRMF5IEDJ7XJ \
  | 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: 92b3adf54c2bf73ead31617a820d3fba5f8183161fbac644b237de7b30c54ea7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc51d246f393185dc2198591d3c5155b39c4e090ea2705affe3c97f1e4a4655d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-08-05T14:13:29Z",
    "title_canon_sha256": "f9aaa4c7be7b7506661f8ea073263ba6c6e1921397f6a85a45c3b14b072c80a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01624",
    "kind": "arxiv",
    "version": 1
  }
}