Pith Number

pith:45A7QZU2

pith:2026:45A7QZU2T2CDNRSFS7RTYCJ6WD

not attested not anchored not stored refs pending

A Constitution-Grid Instrument for Data-Efficient RL Alignment (C-Guard)

Lily Zhang

arxiv:2608.00180 v1 · 2026-07-31 · cs.CL · 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{45A7QZU2T2CDNRSFS7RTYCJ6WD}

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	2026-08-04T00:33:14.714762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e741f8669a9e8436c64597e33c093eb0c4ec3656a96a74f1834d29035f33cc7b

Aliases

arxiv: 2608.00180 · arxiv_version: 2608.00180v1 · doi: 10.48550/arxiv.2608.00180 · pith_short_12: 45A7QZU2T2CD · pith_short_16: 45A7QZU2T2CDNRSF · pith_short_8: 45A7QZU2

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/45A7QZU2T2CDNRSFS7RTYCJ6WD \
  | 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: e741f8669a9e8436c64597e33c093eb0c4ec3656a96a74f1834d29035f33cc7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ce9cf618631e187a3c35e2985c1bddb25280027c02a633b2a72799a012df936",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-31T18:05:25Z",
    "title_canon_sha256": "074dd57fed2edffd5c041726b790c54c79e4749028f7a64bb1940df0ed1c65d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00180",
    "kind": "arxiv",
    "version": 1
  }
}