Pith Number

pith:E6A6XBJL

pith:2026:E6A6XBJLGUIRE2OR5A6F7YLQSC

not attested not anchored not stored refs pending

Separating Representation from Reconstruction Enables Scalable Text Encoders

Mathurin Videau, Megi Dervishi, Yann LeCun

arxiv:2607.04011 v1 · 2026-07-04 · 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{E6A6XBJLGUIRE2OR5A6F7YLQSC}

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	2026-07-07T02:18:52.951605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2781eb852b35111269d1e83c5fe170908ac5e36db2b0fbc6e418c4c558d7f697

Aliases

arxiv: 2607.04011 · arxiv_version: 2607.04011v1 · doi: 10.48550/arxiv.2607.04011 · pith_short_12: E6A6XBJLGUIR · pith_short_16: E6A6XBJLGUIRE2OR · pith_short_8: E6A6XBJL

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/E6A6XBJLGUIRE2OR5A6F7YLQSC \
  | 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: 2781eb852b35111269d1e83c5fe170908ac5e36db2b0fbc6e418c4c558d7f697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b936371bbb25c947822c1801f22b7852411bbdb364b2fb2926e505395ac68ea",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-04T20:13:38Z",
    "title_canon_sha256": "54ce4844ee6589c825d0fbe1338d26a7dcabc65a9a4e0d851635c103fc644c55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04011",
    "kind": "arxiv",
    "version": 1
  }
}