Pith Number

pith:ZGGFI2NV

pith:2024:ZGGFI2NVLWCHSHYODJSKDHDSSX

not attested not anchored not stored refs pending

Reverse Question Answering: Can an LLM Write a Question so Hard (or Bad) that it Can't Answer?

Abhilasha Ravichander, Feng Gu, Jordan Boyd-Graber, Nishant Balepur, Rachel Rudinger, Shi Feng

arxiv:2410.15512 v2 · 2024-10-20 · 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{ZGGFI2NVLWCHSHYODJSKDHDSSX}

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.

Cited by

1 paper in Pith

Principled Content Selection to Generate Diverse and Personalized Multi-Document Summaries

Receipt and verification

First computed	2026-07-05T10:13:04.641444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c98c5469b55d84791f0e1a64a19c7295dc9a578d3347c9a22c774ef0dccc9996

Aliases

arxiv: 2410.15512 · arxiv_version: 2410.15512v2 · doi: 10.48550/arxiv.2410.15512 · pith_short_12: ZGGFI2NVLWCH · pith_short_16: ZGGFI2NVLWCHSHYO · pith_short_8: ZGGFI2NV

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/ZGGFI2NVLWCHSHYODJSKDHDSSX \
  | 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: c98c5469b55d84791f0e1a64a19c7295dc9a578d3347c9a22c774ef0dccc9996

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80a94048548ac3227469bfe1090ff8fb06ae1a7da339e63e29fe8fed63927818",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-10-20T21:17:49Z",
    "title_canon_sha256": "50cd5cc5809e3a5c377d98659322faa8e1829d3b11de1a0b1fc0f3a0b017ef72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.15512",
    "kind": "arxiv",
    "version": 2
  }
}