Pith Number

pith:VBK5IWPE

pith:2026:VBK5IWPEGPLM3YBECFECDOYOQZ

not attested not anchored not stored refs pending

SFGA: A Statistics-First Gating Architecture with Adjudicative Escalation for Trustworthy SFT Data Procurement

Aaron Chan, Alex Ding, Arther Tian, Simon Wu

arxiv:2607.18960 v1 · 2026-07-21 · cs.LG · cs.AI · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VBK5IWPEGPLM3YBECFECDOYOQZ}

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	2026-07-22T01:23:21.953424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a855d459e433d6cde024114821bb0e866f97089c79fd8e997f7e02dcc7d824cb

Aliases

arxiv: 2607.18960 · arxiv_version: 2607.18960v1 · doi: 10.48550/arxiv.2607.18960 · pith_short_12: VBK5IWPEGPLM · pith_short_16: VBK5IWPEGPLM3YBE · pith_short_8: VBK5IWPE

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/VBK5IWPEGPLM3YBECFECDOYOQZ \
  | 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: a855d459e433d6cde024114821bb0e866f97089c79fd8e997f7e02dcc7d824cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe6839a0ab70bf74812098e926541159fae7df1f7e70e59d91ae67a0d79b4a98",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-21T10:52:04Z",
    "title_canon_sha256": "6023c07e9a20ae17700fea0582284942ba9e9425647a8a54f8ab5629c1ca9e3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18960",
    "kind": "arxiv",
    "version": 1
  }
}