Pith Number

pith:LBV6O5UJ

pith:2018:LBV6O5UJ2B4LR5N7M2TTULCHZ4

not attested not anchored not stored refs pending

How to ask sensitive multiple choice questions

Andreas Lager{\aa}s, Mathias Lindholm

arxiv:1803.10568 v1 · 2018-03-28 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBV6O5UJ2B4LR5N7M2TTULCHZ4}

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	2026-05-18T00:19:54.876476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

586be77689d078b8f5bf66a73a2c47cf1714dcced25a2770824829183b1f3360

Aliases

arxiv: 1803.10568 · arxiv_version: 1803.10568v1 · doi: 10.48550/arxiv.1803.10568 · pith_short_12: LBV6O5UJ2B4L · pith_short_16: LBV6O5UJ2B4LR5N7 · pith_short_8: LBV6O5UJ

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/LBV6O5UJ2B4LR5N7M2TTULCHZ4 \
  | 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: 586be77689d078b8f5bf66a73a2c47cf1714dcced25a2770824829183b1f3360

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4591362a6761dacab7a9934ccfb27a6455605260bc49d4c85af5f57ac03dfeb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-03-28T12:54:22Z",
    "title_canon_sha256": "5ba6ba6ed40cbe27a5f4b69c6c4dc9bb01c08c2493aae2cf8ae10f32876c36f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10568",
    "kind": "arxiv",
    "version": 1
  }
}