Pith Number

pith:GL6M44OC

pith:2015:GL6M44OCF5A2INY7MVAMJ4C5G2

not attested not anchored not stored refs pending

Prediction-Based Task Assignment in Spatial Crowdsourcing (Technical Report)

Cyrus Shahabi, Lei Chen, Peng Cheng, Xiang Lian

arxiv:1512.08518 v5 · 2015-12-27 · 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{GL6M44OCF5A2INY7MVAMJ4C5G2}

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	2026-05-18T00:22:44.992810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32fcce71c22f41a4371f6540c4f05d3685c19c8758768ef78cd14814da7bbe56

Aliases

arxiv: 1512.08518 · arxiv_version: 1512.08518v5 · doi: 10.48550/arxiv.1512.08518 · pith_short_12: GL6M44OCF5A2 · pith_short_16: GL6M44OCF5A2INY7 · pith_short_8: GL6M44OC

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/GL6M44OCF5A2INY7MVAMJ4C5G2 \
  | 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: 32fcce71c22f41a4371f6540c4f05d3685c19c8758768ef78cd14814da7bbe56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17dcaedae8aa22c8766f6371afdeb8b576b71fe40f8663f68e71d659cd9bcc87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-12-27T15:17:00Z",
    "title_canon_sha256": "9c734e92189248fe507232acb04a250e4c0fa69f41ccd09c80dd518249c99085"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08518",
    "kind": "arxiv",
    "version": 5
  }
}