Pith Number

pith:RF5AMAPL

pith:2026:RF5AMAPLYQ3D4PA77BCOV2EM5H

not attested not anchored not stored refs pending

Meta-Soft: Leveraging Composable Meta-Tokens for Context-Preserving KV Cache Compression

Huanyu Qu, Jiang Cai, Mingkun Xu, Songchen Ma, Wei Luo, Yi Huang

arxiv:2605.22337 v1 · 2026-05-21 · 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{RF5AMAPLYQ3D4PA77BCOV2EM5H}

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	2026-05-22T01:04:38.390182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

897a0601ebc4363e3c1ff844eae88ce9eef6303afc081af54af936e2bbba79ac

Aliases

arxiv: 2605.22337 · arxiv_version: 2605.22337v1 · doi: 10.48550/arxiv.2605.22337 · pith_short_12: RF5AMAPLYQ3D · pith_short_16: RF5AMAPLYQ3D4PA7 · pith_short_8: RF5AMAPL

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/RF5AMAPLYQ3D4PA77BCOV2EM5H \
  | 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: 897a0601ebc4363e3c1ff844eae88ce9eef6303afc081af54af936e2bbba79ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5e7326c2a08b5d247c81ba55f9375d5b73d11cc449955525f04cc8780ff8765",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-21T11:24:46Z",
    "title_canon_sha256": "d2f75bc608971b49460b08c718948181d15138514eae45f543e1e6963c06bf4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22337",
    "kind": "arxiv",
    "version": 1
  }
}