Pith Number

pith:QROBQTAI

pith:2026:QROBQTAIBQ7PNVSI4O6HLFIWSA

not attested not anchored not stored refs pending

MAGA-Bench: Machine-Augment-Generated Text via Alignment Detection Benchmark

Anyang Song, Rui Feng, Ying Cheng, Yiqian Xu

arxiv:2601.04633 v2 · 2026-01-08 · 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{QROBQTAIBQ7PNVSI4O6HLFIWSA}

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	2026-05-29T01:05:01.489070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845c184c080c3ef6d648e3bc7595169019671ac5d99d734bf533918034cda1d9

Aliases

arxiv: 2601.04633 · arxiv_version: 2601.04633v2 · doi: 10.48550/arxiv.2601.04633 · pith_short_12: QROBQTAIBQ7P · pith_short_16: QROBQTAIBQ7PNVSI · pith_short_8: QROBQTAI

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/QROBQTAIBQ7PNVSI4O6HLFIWSA \
  | 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: 845c184c080c3ef6d648e3bc7595169019671ac5d99d734bf533918034cda1d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dad9661872f494e0ba713735a8da2034998a834c24e8d29c86c3819f1ba7c9ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-08T06:07:07Z",
    "title_canon_sha256": "50b10a20c353743c09bd57ec0bbc3e8bc287398cd1a79c4011aade92b58e50b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.04633",
    "kind": "arxiv",
    "version": 2
  }
}