Pith Number

pith:PKPA7B3K

pith:2021:PKPA7B3KJPZJPNEE4I4EBN5HLC

not attested not anchored not stored refs pending

Perhaps PTLMs Should Go to School -- A Task to Assess Open Book and Closed Book QA

Alex Hedges, Dong-Ho Lee, Joe Cecil, Manuel R. Ciosici, Marjorie Freedman, Ralph Weischedel

arxiv:2110.01552 v1 · 2021-10-04 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKPA7B3KJPZJPNEE4I4EBN5HLC}

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	2026-05-25T02:00:59.721768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a9e0f876a4bf297b484e23840b7a7588da7939c3369f5138b3ed389a586b740

Aliases

arxiv: 2110.01552 · arxiv_version: 2110.01552v1 · doi: 10.48550/arxiv.2110.01552 · pith_short_12: PKPA7B3KJPZJ · pith_short_16: PKPA7B3KJPZJPNEE · pith_short_8: PKPA7B3K

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/PKPA7B3KJPZJPNEE4I4EBN5HLC \
  | 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: 7a9e0f876a4bf297b484e23840b7a7588da7939c3369f5138b3ed389a586b740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61d10a9f916682540e0fa18e01cbece627c3fc0a3a9c11b8ba3b1e5bb74c2ee1",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-10-04T16:45:28Z",
    "title_canon_sha256": "bcbdbdae0edcb4ff54fe073cb527339380bbb63fd10ecb4f3fefbae6df1f66ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.01552",
    "kind": "arxiv",
    "version": 1
  }
}