Pith Number

pith:3WAX3YWT

pith:2016:3WAX3YWTIFOMMVKRJOYB4W5DHT

not attested not anchored not stored refs pending

Task Assignment on Spatial Crowdsourcing [Experiments and Analyses] (Technical Report)

Lei Chen, Peng Cheng, Xun Jian

arxiv:1605.09675 v5 · 2016-05-31 · 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{3WAX3YWTIFOMMVKRJOYB4W5DHT}

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	2026-05-18T00:06:26.795921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd817de2d3415cc655514bb01e5ba33ceb14d07d0631869d3efe4242b854ab7f

Aliases

arxiv: 1605.09675 · arxiv_version: 1605.09675v5 · doi: 10.48550/arxiv.1605.09675 · pith_short_12: 3WAX3YWTIFOM · pith_short_16: 3WAX3YWTIFOMMVKR · pith_short_8: 3WAX3YWT

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/3WAX3YWTIFOMMVKRJOYB4W5DHT \
  | 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: dd817de2d3415cc655514bb01e5ba33ceb14d07d0631869d3efe4242b854ab7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57665634819dc891a9f7f12ba00e09313cd0e1741e7e7cd8a55e90f4982de953",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2016-05-31T15:35:18Z",
    "title_canon_sha256": "350d0ebe523c36e51642b8ea4e97947102b568f8e9082dfc38d7eaec9b5ff96b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09675",
    "kind": "arxiv",
    "version": 5
  }
}