Pith Number

pith:4HLXOQWK

pith:2015:4HLXOQWKK7YCYYQC56WPA2LQWU

not attested not anchored not stored refs pending

A U.S. Research Roadmap for Human Computation

Haym Hirsh, Janis Dickinson, Lea Shanley, Pietro Michelucci

arxiv:1505.07096 v1 · 2015-05-26 · cs.HC · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HLXOQWKK7YCYYQC56WPA2LQWU}

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	2026-05-18T02:02:15.756603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1d77742ca57f02c6202efacf06970b5369abcd1fb67f678aaef226dbca3ad03

Aliases

arxiv: 1505.07096 · arxiv_version: 1505.07096v1 · doi: 10.48550/arxiv.1505.07096 · pith_short_12: 4HLXOQWKK7YC · pith_short_16: 4HLXOQWKK7YCYYQC · pith_short_8: 4HLXOQWK

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/4HLXOQWKK7YCYYQC56WPA2LQWU \
  | 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: e1d77742ca57f02c6202efacf06970b5369abcd1fb67f678aaef226dbca3ad03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d971732991a622d2e90b6df2af58487607d5cd9ea3cb343805840b52cd7313b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2015-05-26T19:49:24Z",
    "title_canon_sha256": "acca1581e6a06ac351b34650947edb73ec61c469d2a8d188fc6f6b3e3ebb6476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07096",
    "kind": "arxiv",
    "version": 1
  }
}