Pith Number

pith:KXX3OE2Q

pith:2026:KXX3OE2QGQVNVLHTZOI6YOP4JW

not attested not anchored not stored refs pending

Model Unlearning Objectives Vary for Distinct Language Functions

Berk Atil, Rebecca J. Passonneau, Vipul Gupta

arxiv:2605.26454 v1 · 2026-05-26 · 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{KXX3OE2QGQVNVLHTZOI6YOP4JW}

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	2026-05-27T01:05:18.804771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55efb71350342adaacf3cb91ec39fc4d8d7db9c7ac6e5674dc9a49a850f4cd12

Aliases

arxiv: 2605.26454 · arxiv_version: 2605.26454v1 · doi: 10.48550/arxiv.2605.26454 · pith_short_12: KXX3OE2QGQVN · pith_short_16: KXX3OE2QGQVNVLHT · pith_short_8: KXX3OE2Q

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/KXX3OE2QGQVNVLHTZOI6YOP4JW \
  | 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: 55efb71350342adaacf3cb91ec39fc4d8d7db9c7ac6e5674dc9a49a850f4cd12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ac90d98714d316e3eafbdb7a8b4c58f07ac8666f1d19e5d48fd076d709db33b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-26T02:10:55Z",
    "title_canon_sha256": "223c647564c4f85b0d9c1e18756228ec3973506f086951f9e6cc6f97aa16b57b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26454",
    "kind": "arxiv",
    "version": 1
  }
}