Pith Number

pith:MNDV6CCM

pith:2026:MNDV6CCM2IB6FOZSPQYIKQG5G5

not attested not anchored not stored refs pending

Lost in a Single Vector: Improving Long-Document Retrieval with Chunk Evidence Aggregation

Jiafeng Guo, Shanshan Lyu, Shenghua Liu, Yiwei Wang, Yujun Cai

arxiv:2606.18781 v1 · 2026-06-17 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MNDV6CCM2IB6FOZSPQYIKQG5G5}

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	2026-06-19T16:11:47.107352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63475f084cd203e2bb327c308540dd3742a5e50335dda689f7a37ff3d0e83d46

Aliases

arxiv: 2606.18781 · arxiv_version: 2606.18781v1 · doi: 10.48550/arxiv.2606.18781 · pith_short_12: MNDV6CCM2IB6 · pith_short_16: MNDV6CCM2IB6FOZS · pith_short_8: MNDV6CCM

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/MNDV6CCM2IB6FOZSPQYIKQG5G5 \
  | 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: 63475f084cd203e2bb327c308540dd3742a5e50335dda689f7a37ff3d0e83d46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14fa00888960dbd2cc5641093c6ebd81afbcb19acd91077372be1850f9bd9e67",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-17T07:44:04Z",
    "title_canon_sha256": "5bfee0e99afb641955b4d7384e2b8a283d30a27b0d33d3d355220839a37d2435"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18781",
    "kind": "arxiv",
    "version": 1
  }
}