Pith Number

pith:RD4QUIMS

pith:2020:RD4QUIMSEBU3HBRYDXJDBKCPV6

not attested not anchored not stored refs pending

Analysis of Scoliosis From Spinal X-Ray Images

Abdullah-Al-Zubaer Imran, Chao Huang, Demetri Terzopoulos, Hui Tang, Kenneth M.C. Cheung, Michael To, Wei Fan, Zhen Qian

arxiv:2004.06887 v1 · 2020-04-15 · eess.IV · 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{RD4QUIMSEBU3HBRYDXJDBKCPV6}

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	2026-07-05T00:55:22.849281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88f90a21922069b386381dd230a84fafab07edec300d91b35ffac1c5ed705b16

Aliases

arxiv: 2004.06887 · arxiv_version: 2004.06887v1 · doi: 10.48550/arxiv.2004.06887 · pith_short_12: RD4QUIMSEBU3 · pith_short_16: RD4QUIMSEBU3HBRY · pith_short_8: RD4QUIMS

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/RD4QUIMSEBU3HBRYDXJDBKCPV6 \
  | 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: 88f90a21922069b386381dd230a84fafab07edec300d91b35ffac1c5ed705b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aede9108591f27158467f0a5e2473c83254109f35a6d194b571b6c709696d814",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-04-15T05:36:28Z",
    "title_canon_sha256": "aa02f8d8aeda323414d63e7b43ee7790d3ea11ed95518ba057e6c2777fb3ec9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06887",
    "kind": "arxiv",
    "version": 1
  }
}