Pith Number

pith:BFY262O5

pith:2026:BFY262O5UTJCW5J5J2CF7YF4EF

not attested not anchored not stored refs pending

Synchronization-Free Algebraic Fingerprints for Large Language Models: From Autoregressive to Diffusion Models

Jaroslaw Janas, Josef Pieprzyk, Pawel Morawiecki

arxiv:2607.16648 v1 · 2026-07-18 · cs.CR · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BFY262O5UTJCW5J5J2CF7YF4EF}

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	2026-07-21T01:20:20.223461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0971af69dda4d22b753d4e845fe0bc216d547be9d5f56452949d428acd5d2c64

Aliases

arxiv: 2607.16648 · arxiv_version: 2607.16648v1 · doi: 10.48550/arxiv.2607.16648 · pith_short_12: BFY262O5UTJC · pith_short_16: BFY262O5UTJCW5J5 · pith_short_8: BFY262O5

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/BFY262O5UTJCW5J5J2CF7YF4EF \
  | 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: 0971af69dda4d22b753d4e845fe0bc216d547be9d5f56452949d428acd5d2c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "379e17d1dd6692be95cf70434715be2a10c3965e1f97696b6c5566786ce9072f",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-07-18T05:43:22Z",
    "title_canon_sha256": "3f0be7e41b2eaf44bf62fcf9b5045f77095182bbfee1c167ac42d8763bf6c910"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.16648",
    "kind": "arxiv",
    "version": 1
  }
}