Pith Number

pith:IGAIWUKZ

pith:2025:IGAIWUKZ3ANQNUPOP7TKI275CO

not attested not anchored not stored refs pending

Retrieval Backward Attention without Additional Training: Enhance Embeddings of Large Language Models via Repetition

Deng Liang, Raphael Shang, Yifei Duan, Yongqiang Cai

arxiv:2502.20726 v2 · 2025-02-28 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGAIWUKZ3ANQNUPOP7TKI275CO}

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	2026-07-05T10:40:38.967587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41808b5159d81b06d1ee7fe6a46bfd13997818161e5e2443c28c16e2108eaa28

Aliases

arxiv: 2502.20726 · arxiv_version: 2502.20726v2 · doi: 10.48550/arxiv.2502.20726 · pith_short_12: IGAIWUKZ3ANQ · pith_short_16: IGAIWUKZ3ANQNUPO · pith_short_8: IGAIWUKZ

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/IGAIWUKZ3ANQNUPOP7TKI275CO \
  | 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: 41808b5159d81b06d1ee7fe6a46bfd13997818161e5e2443c28c16e2108eaa28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c9c3a8a70743a477c9de0d7a1438c3feed345a861f29adb7b89db55707ece36",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-28T05:19:18Z",
    "title_canon_sha256": "5c630735739af18db2e13a4b756b9268f1a30ef59085bc56673ea9e9803b338e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20726",
    "kind": "arxiv",
    "version": 2
  }
}