Pith Number

pith:HBGOI66R

pith:2026:HBGOI66R4ARABGTFCUEPXM5ZVK

not attested not anchored not stored refs pending

MechLens: Late Crystallization of Factual Knowledge Explains Intervention Effectiveness in Language Models

Xueping Gao

arxiv:2606.07978 v1 · 2026-06-06 · 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{HBGOI66R4ARABGTFCUEPXM5ZVK}

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	2026-06-09T01:04:57.037008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

384ce47bd1e022009a651508fbb3b9aaa8fb4b9b1da9fe4df0a9d4e0e3fe9086

Aliases

arxiv: 2606.07978 · arxiv_version: 2606.07978v1 · doi: 10.48550/arxiv.2606.07978 · pith_short_12: HBGOI66R4ARA · pith_short_16: HBGOI66R4ARABGTF · pith_short_8: HBGOI66R

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/HBGOI66R4ARABGTFCUEPXM5ZVK \
  | 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: 384ce47bd1e022009a651508fbb3b9aaa8fb4b9b1da9fe4df0a9d4e0e3fe9086

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0874a8d9af56fb3f3322312ca1056ab75fb4119de672a206c348a7f9a9f0318b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-06T04:44:51Z",
    "title_canon_sha256": "aed0dd19cfa6e0cee3460fd98f6657aef109f48d6c260182b248c9e5e5923686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07978",
    "kind": "arxiv",
    "version": 1
  }
}