Pith Number

pith:GFWTRMOT

pith:2026:GFWTRMOTLDRXCPEY7XQ3AOSZIP

not attested not anchored not stored refs pending

FAVA: Formal Authorization for Verified Agents with Evidence-Backed Permission Graphs

Chang Liu, Guanjie Cheng, Hengxuan Lou, Sai Liu, Xinkui Zhao, Yifan Zhang

arxiv:2607.27267 v1 · 2026-07-29 · 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{GFWTRMOTLDRXCPEY7XQ3AOSZIP}

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	2026-07-31T00:10:27.282124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

316d38b1d358e3713c98fde1b03a5943fba6bfe354bde178289b4e4994da90a3

Aliases

arxiv: 2607.27267 · arxiv_version: 2607.27267v1 · doi: 10.48550/arxiv.2607.27267 · pith_short_12: GFWTRMOTLDRX · pith_short_16: GFWTRMOTLDRXCPEY · pith_short_8: GFWTRMOT

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/GFWTRMOTLDRXCPEY7XQ3AOSZIP \
  | 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: 316d38b1d358e3713c98fde1b03a5943fba6bfe354bde178289b4e4994da90a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbc07a13fa570f9d96434b3dcd79a471c67a6d04a22fca18b3e4a60b4bd7d71b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-07-29T09:41:07Z",
    "title_canon_sha256": "6a247967324e2369a552e6e2e48a37f4267cd162016e5bced5c962b3447217d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27267",
    "kind": "arxiv",
    "version": 1
  }
}