Pith Number

pith:5FFK5MUP

pith:2025:5FFK5MUPL32NPC5C4P42AIETNX

not attested not anchored not stored refs pending

Optimising Language Models for Downstream Tasks: A Post-Training Perspective

Zhengyan Shi

arxiv:2506.20917 v1 · 2025-06-26 · 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{5FFK5MUPL32NPC5C4P42AIETNX}

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	2026-07-05T11:27:36.079509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e94aaeb28f5ef4d78ba2e3f9a020936dc2e298c0ab2e840e54afb9e6df3a038b

Aliases

arxiv: 2506.20917 · arxiv_version: 2506.20917v1 · doi: 10.48550/arxiv.2506.20917 · pith_short_12: 5FFK5MUPL32N · pith_short_16: 5FFK5MUPL32NPC5C · pith_short_8: 5FFK5MUP

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/5FFK5MUPL32NPC5C4P42AIETNX \
  | 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: e94aaeb28f5ef4d78ba2e3f9a020936dc2e298c0ab2e840e54afb9e6df3a038b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "216eee09c3ab8fc3791280059dcef504cd007d66a063ce35b47a8385657d14c1",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-26T00:49:35Z",
    "title_canon_sha256": "47c07d6e38b0c8d80462da96ab717e69708750b9f89b8213275ea91f0e73d63a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20917",
    "kind": "arxiv",
    "version": 1
  }
}