Pith Number

pith:Z76M6HCI

pith:2025:Z76M6HCIEIPKHLRWVZZCY22UNW

not attested not anchored not stored refs pending

A Simple yet Effective DDG Predictor is An Unsupervised Antibody Optimizer and Explainer

Guojiang Zhao, Haitao Lin, Lirong Wu, Stan Z. Li, Yufei Huang, Yunfan Liu, Zhifeng Gao

arxiv:2502.06913 v2 · 2025-02-10 · q-bio.QM · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z76M6HCIEIPKHLRWVZZCY22UNW}

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	2026-07-05T10:13:48.200656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cffccf1c48221ea3ae36ae722c6b546d97a11f31f3b292e63ff42f3862f6af63

Aliases

arxiv: 2502.06913 · arxiv_version: 2502.06913v2 · doi: 10.48550/arxiv.2502.06913 · pith_short_12: Z76M6HCIEIPK · pith_short_16: Z76M6HCIEIPKHLRW · pith_short_8: Z76M6HCI

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/Z76M6HCIEIPKHLRWVZZCY22UNW \
  | 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: cffccf1c48221ea3ae36ae722c6b546d97a11f31f3b292e63ff42f3862f6af63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c0606e6b5ef1e09b94cc24972765982655a650fc526a0931d65296a9fb0b7f3",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2025-02-10T09:26:57Z",
    "title_canon_sha256": "352da1b1d6a334cae1021fe0658a1ca1e797a6416e28541f3de0f9c79be04a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06913",
    "kind": "arxiv",
    "version": 2
  }
}