Pith Number

pith:V2MAJTJM

pith:2025:V2MAJTJMG4F2BJ56LOURQISZG5

not attested not anchored not stored refs pending

Knowledge Swapping via Learning and Unlearning

Lechao Cheng, Meng Wang, Mingyu Xing, Shengeng Tang, Yaxiong Wang, Zhun Zhong

arxiv:2502.08075 v2 · 2025-02-12 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2MAJTJMG4F2BJ56LOURQISZG5}

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	2026-07-05T10:15:26.292090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae9804cd2c370ba0a7be5ba918225937768c3b1a2880cd228019394eaf531998

Aliases

arxiv: 2502.08075 · arxiv_version: 2502.08075v2 · doi: 10.48550/arxiv.2502.08075 · pith_short_12: V2MAJTJMG4F2 · pith_short_16: V2MAJTJMG4F2BJ56 · pith_short_8: V2MAJTJM

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/V2MAJTJMG4F2BJ56LOURQISZG5 \
  | 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: ae9804cd2c370ba0a7be5ba918225937768c3b1a2880cd228019394eaf531998

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ff1591c3bb354b14a69514d58348f2f01c003077847b91243e989310006a919",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-12T02:37:16Z",
    "title_canon_sha256": "f1342339b77bb320f6fb43461c132e10820c84b168031b32415233540fbd3f35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08075",
    "kind": "arxiv",
    "version": 2
  }
}