Pith Number

pith:RID3HGS7

pith:2026:RID3HGS7GOBGR3JPGCZAAJQCVE

not attested not anchored not stored refs pending

Attested Tool-Server Admission: A Security Extension to the Model Context Protocol

Alfredo Metere

arxiv:2605.24248 v1 · 2026-05-22 · cs.CR · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RID3HGS7GOBGR3JPGCZAAJQCVE}

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	2026-05-26T01:02:54.611270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a07b39a5f338268ed2f30b2002602a91c5a2f6e654928db66e472e91dfd9a1a

Aliases

arxiv: 2605.24248 · arxiv_version: 2605.24248v1 · doi: 10.48550/arxiv.2605.24248 · pith_short_12: RID3HGS7GOBG · pith_short_16: RID3HGS7GOBGR3JP · pith_short_8: RID3HGS7

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/RID3HGS7GOBGR3JPGCZAAJQCVE \
  | 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: 8a07b39a5f338268ed2f30b2002602a91c5a2f6e654928db66e472e91dfd9a1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f190636e7226ab2f1eec699d44697712cb055fdfdaee07f4320cb69d5faf903e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-05-22T21:52:51Z",
    "title_canon_sha256": "6a89b859cf25693cab2680c09f9be21d2a732fee05621e5825c549c742ff13d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24248",
    "kind": "arxiv",
    "version": 1
  }
}