Pith Number

pith:U5TRCTUD

pith:2018:U5TRCTUDIXPLVECQSCWM54GZAY

not attested not anchored not stored refs pending

Data-Driven Tight Frame for Cryo-EM Image Denoising and Conformational Classification

Hanlin Gu, Jian-Feng Cai, Wei Wang, Xuhui Huang, Yang Wang, Yin Xian, Yuan Yao

arxiv:1810.08829 v2 · 2018-10-20 · stat.CO · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5TRCTUDIXPLVECQSCWM54GZAY}

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	2026-05-18T00:02:21.910462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a767114e8345deba905090accef0d9062926b329bcea9a020b1b17b900c118ef

Aliases

arxiv: 1810.08829 · arxiv_version: 1810.08829v2 · doi: 10.48550/arxiv.1810.08829 · pith_short_12: U5TRCTUDIXPL · pith_short_16: U5TRCTUDIXPLVECQ · pith_short_8: U5TRCTUD

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/U5TRCTUDIXPLVECQSCWM54GZAY \
  | 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: a767114e8345deba905090accef0d9062926b329bcea9a020b1b17b900c118ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed77e80be998091f9bc6f08a6764b331192d53e28510a60deb4ddb01187161d0",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2018-10-20T17:07:40Z",
    "title_canon_sha256": "b4eccc5c39e337c3ea7114cbac61dfcd3e76d914826880f07eb810f033265630"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08829",
    "kind": "arxiv",
    "version": 2
  }
}