Pith Number

pith:7SFEVZ2S

pith:2020:7SFEVZ2SIFINVPIHY4YD4CIOMX

not attested not anchored not stored refs pending

Femoral Neck Angle Impacts Hip Disorder and Surgical Intervention: A Patient-Specific 3D Printed Analysis

Joseph Neil Dentith, Katie McFarlane, Philip Brown, Thanapong Chaichana, Zhonghua Sun

arxiv:2001.00775 v1 · 2020-01-03 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SFEVZ2SIFINVPIHY4YD4CIOMX}

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	2026-07-05T00:29:32.278273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc8a4ae7524150dabd07c7303e090e65e4d8c80249e01ab9ec19a4bfaa0d39d6

Aliases

arxiv: 2001.00775 · arxiv_version: 2001.00775v1 · doi: 10.48550/arxiv.2001.00775 · pith_short_12: 7SFEVZ2SIFIN · pith_short_16: 7SFEVZ2SIFINVPIH · pith_short_8: 7SFEVZ2S

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/7SFEVZ2SIFINVPIHY4YD4CIOMX \
  | 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: fc8a4ae7524150dabd07c7303e090e65e4d8c80249e01ab9ec19a4bfaa0d39d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b7b5ec7f2b240832c379b51f6ad0d4582efc434a8b870dc83c5c3c2a469aa45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2020-01-03T10:17:59Z",
    "title_canon_sha256": "6f364906dd85a76d0b818bfa3a38a806ff4e801263ee95db110f1e39023f91b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.00775",
    "kind": "arxiv",
    "version": 1
  }
}