Pith Number

pith:IO4OIJXK

pith:2018:IO4OIJXKP5CJPSQQWDN6UCJ4MY

not attested not anchored not stored refs pending

A Study of Question Effectiveness Using Reddit "Ask Me Anything" Threads

Fei Liu, Guo-jun Qi, Kristjan Arumae

arxiv:1805.10389 v1 · 2018-05-25 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IO4OIJXKP5CJPSQQWDN6UCJ4MY}

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	2026-05-18T00:14:52.696702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b8e426ea7f4497ca10b0dbea093c6635f726b361cc65e1f3966d698accc8f2

Aliases

arxiv: 1805.10389 · arxiv_version: 1805.10389v1 · doi: 10.48550/arxiv.1805.10389 · pith_short_12: IO4OIJXKP5CJ · pith_short_16: IO4OIJXKP5CJPSQQ · pith_short_8: IO4OIJXK

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/IO4OIJXKP5CJPSQQWDN6UCJ4MY \
  | 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: 43b8e426ea7f4497ca10b0dbea093c6635f726b361cc65e1f3966d698accc8f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "060d7563b7bfd5619ff5f85016e87c0c50ec026cae08ac7cb0e976194b6834e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-05-25T23:00:03Z",
    "title_canon_sha256": "adda4bcec4ab28ee4b816ccb12a80145c419c2a95f8065f00f581729d189bd2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10389",
    "kind": "arxiv",
    "version": 1
  }
}