Pith Number

pith:LKEH3FG5

pith:2026:LKEH3FG5JMEMLA6N2CCBHTBCLT

not attested not anchored not stored refs pending

Your UnEmbedding Matrix is Secretly a Feature Lens for Text Embeddings

Cong Li, Heng Cui, Rui Yan, Songhao Wu, Yuxuan Liu, Zhongxin Chen

arxiv:2606.07502 v1 · 2026-06-05 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKEH3FG5JMEMLA6N2CCBHTBCLT}

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	2026-06-08T01:05:31.367184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a887d94dd4b08c583cdd08413cc225cdb63f132ea7c40dcbb69d2bc6a5cb804

Aliases

arxiv: 2606.07502 · arxiv_version: 2606.07502v1 · doi: 10.48550/arxiv.2606.07502 · pith_short_12: LKEH3FG5JMEM · pith_short_16: LKEH3FG5JMEMLA6N · pith_short_8: LKEH3FG5

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/LKEH3FG5JMEMLA6N2CCBHTBCLT \
  | 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: 5a887d94dd4b08c583cdd08413cc225cdb63f132ea7c40dcbb69d2bc6a5cb804

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aab13584c9958f9c6d2f4e119b2657a22e0a7e7913f4f7f1b47175d8e8c5a0c",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-05T17:54:32Z",
    "title_canon_sha256": "87e11d527bbe2ab13605fd3d065be2e2b1dcacf44a570d553b135239541bf7b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07502",
    "kind": "arxiv",
    "version": 1
  }
}