Pith Number

pith:ZPL7K5FD

pith:2022:ZPL7K5FDC7Z7YZ22SSWDBGIWHF

not attested not anchored not stored refs pending

HelixFold: An Efficient Implementation of AlphaFold2 using PaddlePaddle

Dianhai Yu, Fan Wang, Guoxia Wang, Xiaomin Fang, Yang Xue, Yanjun Ma, Yingfei Xiang, Yiqun Liu, Zhihua Wu

arxiv:2207.05477 v2 · 2022-07-12 · cs.DC · cs.LG · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPL7K5FDC7Z7YZ22SSWDBGIWHF}

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	2026-07-05T04:39:51.150179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbd7f574a317f3fc675a94ac3099163954c3ab6aeb8c9998e0fe7b8deb5f9f1d

Aliases

arxiv: 2207.05477 · arxiv_version: 2207.05477v2 · doi: 10.48550/arxiv.2207.05477 · pith_short_12: ZPL7K5FDC7Z7 · pith_short_16: ZPL7K5FDC7Z7YZ22 · pith_short_8: ZPL7K5FD

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/ZPL7K5FDC7Z7YZ22SSWDBGIWHF \
  | 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: cbd7f574a317f3fc675a94ac3099163954c3ab6aeb8c9998e0fe7b8deb5f9f1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1da7711009e82ceec3b1c4112a1830e6e8ab2231011d739e3489c49301e3f72b",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2022-07-12T11:43:50Z",
    "title_canon_sha256": "0d8a0ce5e3ba142f4f3b929ae9ff4ac5e33509538ac70670150a0aec226b1e56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.05477",
    "kind": "arxiv",
    "version": 2
  }
}