Pith Number

pith:T2B4KJPT

pith:2016:T2B4KJPT4JGHAHAKLISKO3UWJ5

not attested not anchored not stored refs pending

Feature Based Task Recommendation in Crowdsourcing with Implicit Observations

Habibur Rahman, Lucas Joppa, Senjuti Basu Roy

arxiv:1602.03291 v2 · 2016-02-10 · cs.AI · 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{T2B4KJPT4JGHAHAKLISKO3UWJ5}

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	2026-05-18T01:05:12.585652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e83c525f3e24c701c0a5a24a76e964f5f796d79b05154022b6f8abc0598cdd5

Aliases

arxiv: 1602.03291 · arxiv_version: 1602.03291v2 · doi: 10.48550/arxiv.1602.03291 · pith_short_12: T2B4KJPT4JGH · pith_short_16: T2B4KJPT4JGHAHAK · pith_short_8: T2B4KJPT

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/T2B4KJPT4JGHAHAKLISKO3UWJ5 \
  | 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: 9e83c525f3e24c701c0a5a24a76e964f5f796d79b05154022b6f8abc0598cdd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece12f310b32a90bfb54f804518b1820c02db4889f90efc92c94b0be63fed485",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-02-10T08:06:32Z",
    "title_canon_sha256": "93a18a6f953d86c9d9bf094d1bbbaa7e5461f5a0877aac8e1984544298ef2612"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03291",
    "kind": "arxiv",
    "version": 2
  }
}