Pith Number

pith:OPGTU2WT

pith:2013:OPGTU2WTOD3G2LNDNG3NZVREO3

not attested not anchored not stored refs pending

Beyond AMT: An Analysis of Crowd Work Platforms

Donna Vakharia, Matthew Lease

arxiv:1310.1672 v1 · 2013-10-07 · cs.CY · 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{OPGTU2WTOD3G2LNDNG3NZVREO3}

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	2026-05-18T03:11:11.034574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73cd3a6ad370f66d2da369b6dcd62476d72dba90fe2e0527cce96e4616adeb45

Aliases

arxiv: 1310.1672 · arxiv_version: 1310.1672v1 · doi: 10.48550/arxiv.1310.1672 · pith_short_12: OPGTU2WTOD3G · pith_short_16: OPGTU2WTOD3G2LND · pith_short_8: OPGTU2WT

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/OPGTU2WTOD3G2LNDNG3NZVREO3 \
  | 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: 73cd3a6ad370f66d2da369b6dcd62476d72dba90fe2e0527cce96e4616adeb45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb4d9fd2dc2e57d5df321d4b1f1d1efdc2de98162b153cbfe9add558de78083b",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-10-07T04:39:46Z",
    "title_canon_sha256": "72416544c90fbc7797c36328caaf03df60710d3ff21ab2d5fa223d0ca8ce06ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1672",
    "kind": "arxiv",
    "version": 1
  }
}