Pith Number

pith:NF6NVR7G

pith:2022:NF6NVR7GIA36HDJFVCNBMSQC7A

not attested not anchored not stored refs pending

Structured Knowledge Grounding for Question Answering

Kairui Zhou, Siqi Ouyang, Yujie Lu

arxiv:2209.08284 v3 · 2022-09-17 · 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{NF6NVR7GIA36HDJFVCNBMSQC7A}

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	2026-07-05T06:17:39.658178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

697cdac7e64037e38d25a89a164a02f8292a706bd5f9e1f0986201cab9fcb3b8

Aliases

arxiv: 2209.08284 · arxiv_version: 2209.08284v3 · doi: 10.48550/arxiv.2209.08284 · pith_short_12: NF6NVR7GIA36 · pith_short_16: NF6NVR7GIA36HDJF · pith_short_8: NF6NVR7G

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/NF6NVR7GIA36HDJFVCNBMSQC7A \
  | 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: 697cdac7e64037e38d25a89a164a02f8292a706bd5f9e1f0986201cab9fcb3b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "193bbb512a699e0495142c54530851e644034f06d38332e0f755df2b4f89adf9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-09-17T08:48:50Z",
    "title_canon_sha256": "e8ce6c4610ba62e87c1635a5a1de23c92511ec6f25d4b4554af1396451b87dc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.08284",
    "kind": "arxiv",
    "version": 3
  }
}