Pith Number

pith:7BLOCXRG

pith:2017:7BLOCXRG23QSQFMGNPEHUCXDIF

not attested not anchored not stored refs pending

LEARN: Learned Experts' Assessment-based Reconstruction Network for Sparse-data CT

Ge Wang, Huaiqiaing Sun, Hu Chen, Jiliu Zhou, Junfeng Zhang, Peixi Liao, Weihua Zhang, Yang Lv, Yi Zhang, Yunjin Chen

arxiv:1707.09636 v3 · 2017-07-30 · physics.med-ph · 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{7BLOCXRG23QSQFMGNPEHUCXDIF}

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	2026-05-18T00:23:56.191441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f856e15e26d6e12815866bc87a0ae34155edec2ceeea3e5c87dda85e9839e3ca

Aliases

arxiv: 1707.09636 · arxiv_version: 1707.09636v3 · doi: 10.48550/arxiv.1707.09636 · pith_short_12: 7BLOCXRG23QS · pith_short_16: 7BLOCXRG23QSQFMG · pith_short_8: 7BLOCXRG

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/7BLOCXRG23QSQFMGNPEHUCXDIF \
  | 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: f856e15e26d6e12815866bc87a0ae34155edec2ceeea3e5c87dda85e9839e3ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e4306d1569f956dcd56ac4a5aef4eea8362cbb6031615d4b34c066f177bf822",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-07-30T15:53:08Z",
    "title_canon_sha256": "1a276e1fb3330e01c5133edf78485786e6c44505d625a5dbde80a178066964d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09636",
    "kind": "arxiv",
    "version": 3
  }
}