Pith Number

pith:AUOM5ZVB

pith:2025:AUOM5ZVB4D5BQSEF6TGBSWI3OY

not attested not anchored not stored refs pending

Ref-Long: Benchmarking the Long-context Referencing Capability of Long-context Language Models

Arman Cohan, Dit-Yan Yeung, Gefei Gu, Junjie Wu, Yanan Zheng

arxiv:2507.09506 v2 · 2025-07-13 · 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{AUOM5ZVB4D5BQSEF6TGBSWI3OY}

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	2026-07-05T11:47:25.942392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

051ccee6a1e0fa184885f4cc19591b7616a1dd3d2d95b62375d620e699a900a7

Aliases

arxiv: 2507.09506 · arxiv_version: 2507.09506v2 · doi: 10.48550/arxiv.2507.09506 · pith_short_12: AUOM5ZVB4D5B · pith_short_16: AUOM5ZVB4D5BQSEF · pith_short_8: AUOM5ZVB

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/AUOM5ZVB4D5BQSEF6TGBSWI3OY \
  | 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: 051ccee6a1e0fa184885f4cc19591b7616a1dd3d2d95b62375d620e699a900a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93999540a02bcbad1445745b947b991ebee4bbcf216da4205b9c8b1d8ca64c9b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-13T06:17:53Z",
    "title_canon_sha256": "6b35ec210c7e1b0266f54af62adc6f1e53679d45b29d26923c0fa8996087e6af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.09506",
    "kind": "arxiv",
    "version": 2
  }
}