Pith Number

pith:KUV5BXTT

pith:2024:KUV5BXTTXF5VYAKDPDIICTWTMF

not attested not anchored not stored refs pending

LIFT: Improving Long Context Understanding Through Long Input Fine-Tuning

Fanxu Meng, Jiaqi Li, Jing Xiong, Muhan Zhang, Yansheng Mao, Zilong Zheng

arxiv:2412.13626 v1 · 2024-12-18 · 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{KUV5BXTTXF5VYAKDPDIICTWTMF}

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	2026-07-05T09:51:05.405079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

552bd0de73b97b5c014378d0814ed3617e0fbcba4e9a085fc15988b1f9152e49

Aliases

arxiv: 2412.13626 · arxiv_version: 2412.13626v1 · doi: 10.48550/arxiv.2412.13626 · pith_short_12: KUV5BXTTXF5V · pith_short_16: KUV5BXTTXF5VYAKD · pith_short_8: KUV5BXTT

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/KUV5BXTTXF5VYAKDPDIICTWTMF \
  | 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: 552bd0de73b97b5c014378d0814ed3617e0fbcba4e9a085fc15988b1f9152e49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d257c76a4acd1d7041b53b5e5d04e77567a3bc08b4ea7f7b2949ffa0a1c45860",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-12-18T09:04:55Z",
    "title_canon_sha256": "f0a3b0f326d8981b79390287c70f9bf5548dac9f2304c26b68bbe7608235777a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.13626",
    "kind": "arxiv",
    "version": 1
  }
}