Pith Number

pith:IFNEFTNO

pith:2017:IFNEFTNOEIV3IX5LAY54CSWZTP

not attested not anchored not stored refs pending

A Real-Time Framework for Task Assignment in Hyperlocal Spatial Crowdsourcing

Cyrus Shahabi, Hien To, Liyue Fan, Luan Tran

arxiv:1704.06868 v2 · 2017-04-23 · 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{IFNEFTNOEIV3IX5LAY54CSWZTP}

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	2026-05-18T00:45:31.838803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

415a42cdae222bb45fab063bc14ad99bf40f6dd1c030ff4e44eb8e14302268cd

Aliases

arxiv: 1704.06868 · arxiv_version: 1704.06868v2 · doi: 10.48550/arxiv.1704.06868 · pith_short_12: IFNEFTNOEIV3 · pith_short_16: IFNEFTNOEIV3IX5L · pith_short_8: IFNEFTNO

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/IFNEFTNOEIV3IX5LAY54CSWZTP \
  | 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: 415a42cdae222bb45fab063bc14ad99bf40f6dd1c030ff4e44eb8e14302268cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f60c2268816ac6789438b02d5db8608ecc3cd5fdf458832890aae0b57c82a322",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-04-23T01:12:27Z",
    "title_canon_sha256": "8fcb97e7510a306686cddc5c1a2f3c14ce4357a3b9412c30cb3f98f6eb76472f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06868",
    "kind": "arxiv",
    "version": 2
  }
}