Pith Number

pith:SOPCUSWW

pith:2025:SOPCUSWWO7JELAPNWAL5C2SMEY

not attested not anchored not stored refs pending

Sentinel: SOTA model to protect against prompt injections

Dror Ivry, Oran Nahum

arxiv:2506.05446 v1 · 2025-06-05 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SOPCUSWWO7JELAPNWAL5C2SMEY}

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	2026-07-05T11:17:02.876167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

939e2a4ad677d24581edb017d16a4c261cdc1ae24cd0245fa2cd0446f951ff1b

Aliases

arxiv: 2506.05446 · arxiv_version: 2506.05446v1 · doi: 10.48550/arxiv.2506.05446 · pith_short_12: SOPCUSWWO7JE · pith_short_16: SOPCUSWWO7JELAPN · pith_short_8: SOPCUSWW

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/SOPCUSWWO7JELAPNWAL5C2SMEY \
  | 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: 939e2a4ad677d24581edb017d16a4c261cdc1ae24cd0245fa2cd0446f951ff1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ce80520e572f893e3e95559914c00546c5d00510c7d98110480728f529087bf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-06-05T14:07:15Z",
    "title_canon_sha256": "b7493710fe293cece249676ce9371cf0e8492bde9a6c8ac029ccd1c66f5114a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.05446",
    "kind": "arxiv",
    "version": 1
  }
}