Pith Number

pith:HLCSWF3S

pith:2018:HLCSWF3SXPPIFNFIBVY6HHP4QA

not attested not anchored not stored refs pending

Interplay of Game Incentives, Player Profiles and Task Difficulty in Games with a Purpose

Gloria Re Calegari, Irene Celino

arxiv:1811.08244 v1 · 2018-11-20 · cs.HC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HLCSWF3SXPPIFNFIBVY6HHP4QA}

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	2026-05-18T00:00:16.455510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ac52b1772bbde82b4a80d71e39dfc802f36fada693a7e5799ecd628dc9ec5d2

Aliases

arxiv: 1811.08244 · arxiv_version: 1811.08244v1 · doi: 10.48550/arxiv.1811.08244 · pith_short_12: HLCSWF3SXPPI · pith_short_16: HLCSWF3SXPPIFNFI · pith_short_8: HLCSWF3S

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/HLCSWF3SXPPIFNFIBVY6HHP4QA \
  | 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: 3ac52b1772bbde82b4a80d71e39dfc802f36fada693a7e5799ecd628dc9ec5d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c5fc14a48c1e7c8eaa07f360dd20c1dc72ec65239d050b39a52f1fbceb4e254",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-11-20T13:42:38Z",
    "title_canon_sha256": "76f288b47637698e7bf305070e5859cc134f3f88cfebb2f743a8f6057cd059d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08244",
    "kind": "arxiv",
    "version": 1
  }
}