Pith Number

pith:UQWJGVY2

pith:2026:UQWJGVY2ULAKAMA5IHDOWYUXT5

not attested not anchored not stored refs pending

J-CoT: Chain-of-Thought in J-Space

Fengling Liu, Jiayuan Zhu, Jiazhen Pan, Junde Wu, Minhao Hu

arxiv:2607.21981 v1 · 2026-07-24 · cs.CL · 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{UQWJGVY2ULAKAMA5IHDOWYUXT5}

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	2026-07-27T00:20:31.107548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a42c93571aa2c0a0301d41c6eb62979f7344d482d63d182bf2e63e49ff2ad9f3

Aliases

arxiv: 2607.21981 · arxiv_version: 2607.21981v1 · doi: 10.48550/arxiv.2607.21981 · pith_short_12: UQWJGVY2ULAK · pith_short_16: UQWJGVY2ULAKAMA5 · pith_short_8: UQWJGVY2

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/UQWJGVY2ULAKAMA5IHDOWYUXT5 \
  | 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: a42c93571aa2c0a0301d41c6eb62979f7344d482d63d182bf2e63e49ff2ad9f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9abf6ff58d6dd80d49cdad7f1d3be96c74ab83baf0092b58c4f82e5fa88b70cf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-24T04:57:30Z",
    "title_canon_sha256": "dc6bb62aab6bef969c03c49027c4ff9b8a8a9437e696c0ab53502488a81d76de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21981",
    "kind": "arxiv",
    "version": 1
  }
}