Pith Number

pith:L5IHLK2A

pith:2018:L5IHLK2AQLRIOX3QVESRNXBUG5

not attested not anchored not stored refs pending

Neural Multi-task Learning in Automated Assessment

Marek Rei, Ronan Cummins

arxiv:1801.06830 v1 · 2018-01-21 · 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{L5IHLK2AQLRIOX3QVESRNXBUG5}

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	2026-05-18T00:25:27.573654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f5075ab4082e2875f70a92516dc34375bae47bd63d546be2488b8b3b375c80f

Aliases

arxiv: 1801.06830 · arxiv_version: 1801.06830v1 · doi: 10.48550/arxiv.1801.06830 · pith_short_12: L5IHLK2AQLRI · pith_short_16: L5IHLK2AQLRIOX3Q · pith_short_8: L5IHLK2A

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/L5IHLK2AQLRIOX3QVESRNXBUG5 \
  | 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: 5f5075ab4082e2875f70a92516dc34375bae47bd63d546be2488b8b3b375c80f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb3a2a116dd546de857bde00870d0fac8674b2eef38f683016e00bb040cc7cfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-01-21T14:38:23Z",
    "title_canon_sha256": "a55fe3fca352ada74ef54768db0bd4f75db5c79ae3c645ad492ac9cb4fcb11fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06830",
    "kind": "arxiv",
    "version": 1
  }
}