Pith Number

pith:Z4POVTN3

pith:2025:Z4POVTN35ABSMBNE7WCR3ERWFE

not attested not anchored not stored refs pending

Modular Techniques for Synthetic Long-Context Data Generation in Language Model Training and Evaluation

Abhigya Verma, Seganrasan Subramanian

arxiv:2509.01185 v2 · 2025-09-01 · 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{Z4POVTN35ABSMBNE7WCR3ERWFE}

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	2026-07-05T12:05:04.201860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf1eeacdbbe8032605a4fd851d92362923a04073bb61b6afe4476bbda8b41beb

Aliases

arxiv: 2509.01185 · arxiv_version: 2509.01185v2 · doi: 10.48550/arxiv.2509.01185 · pith_short_12: Z4POVTN35ABS · pith_short_16: Z4POVTN35ABSMBNE · pith_short_8: Z4POVTN3

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/Z4POVTN35ABSMBNE7WCR3ERWFE \
  | 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: cf1eeacdbbe8032605a4fd851d92362923a04073bb61b6afe4476bbda8b41beb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21b9574b0f3d27e6aec76ee429c53fe4e37777c1311bd0584fe9fa26b954e6f4",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-01T07:08:45Z",
    "title_canon_sha256": "de9c331a5b7205b79749dff65258d9df1c683df5ed2b8dd8c11956e61b369fca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01185",
    "kind": "arxiv",
    "version": 2
  }
}