Pith Number

pith:2PKQ5FBO

pith:2026:2PKQ5FBORSOMYHCM7DTISSRRRO

not attested not anchored not stored refs pending

What Iterated Self-Feeding Probes of Language Models Measure, and a test that separates the construction from the model

Nicol\'as Vera Z\'u\~niga

arxiv:2608.10986 v1 · 2026-08-11 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PKQ5FBORSOMYHCM7DTISSRRRO}

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	2026-08-12T01:23:57.744792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3d50e942e8c9ccc1c4cf8e6894a318b90a024fa9b96925de4ca0063df3e8018

Aliases

arxiv: 2608.10986 · arxiv_version: 2608.10986v1 · doi: 10.48550/arxiv.2608.10986 · pith_short_12: 2PKQ5FBORSOM · pith_short_16: 2PKQ5FBORSOMYHCM · pith_short_8: 2PKQ5FBO

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/2PKQ5FBORSOMYHCM7DTISSRRRO \
  | 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: d3d50e942e8c9ccc1c4cf8e6894a318b90a024fa9b96925de4ca0063df3e8018

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5538d5f1dbe73b154ceb6c9afd008238c095607d0ba6a45be561d7d341e38bb7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-11T14:40:35Z",
    "title_canon_sha256": "d96aba3d73d31435a669507b08bea2fac6cf57711275d3f964949743f61e65f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10986",
    "kind": "arxiv",
    "version": 1
  }
}