Pith Number

pith:MTPXRQHC

pith:2026:MTPXRQHCACPYA7223JC6EAMNQC

not attested not anchored not stored refs pending

Adaptively Robust LLM Monitoring via Activation Watermarking

Daniil Ognev, Nils Lukas, Samuele Poppi, Toluwani Aremu

arxiv:2603.23171 v3 · 2026-03-24 · cs.CR · cs.AI · cs.CY · 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{MTPXRQHCACPYA7223JC6EAMNQC}

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.

Cited by

2 papers in Pith

Watermarking Should Be Treated as a Monitoring Primitive

Receipt and verification

First computed	2026-07-30T01:19:43.745662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

64df78c0e2009f807f5ada45e2018d809028cd695b4c9344b9900d9de503375c

Aliases

arxiv: 2603.23171 · arxiv_version: 2603.23171v3 · doi: 10.48550/arxiv.2603.23171 · pith_short_12: MTPXRQHCACPY · pith_short_16: MTPXRQHCACPYA722 · pith_short_8: MTPXRQHC

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/MTPXRQHCACPYA7223JC6EAMNQC \
  | 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: 64df78c0e2009f807f5ada45e2018d809028cd695b4c9344b9900d9de503375c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1982c1bd862361d0e9f86c739715a647c83bbec022a4de2e14e143ab211f4cb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-03-24T13:13:23Z",
    "title_canon_sha256": "c5494a4a83baa893c24e6ec4e52e45ace67c77d60c8e79d9542ddf29bd64bc61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.23171",
    "kind": "arxiv",
    "version": 3
  }
}