Pith Number

pith:GBFSFGTD

pith:2018:GBFSFGTDEYB7OPKOH6NFOZG2RT

not attested not anchored not stored refs pending

On-the-fly Augmented Reality for Orthopaedic Surgery Using a Multi-Modal Fiducial

Alexander Winkler, Alex Johnson, Greg Osgood, Javad Fotouhi, Kevin Yu, Mathias Unberath, Nassir Navab, Sebastian Andress, Simon Weidert

arxiv:1801.01560 v1 · 2018-01-04 · 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{GBFSFGTDEYB7OPKOH6NFOZG2RT}

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	2026-05-18T00:26:41.815089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304b229a632603f73d4e3f9a5764da8cedf7aac9f22af30deea333cd612101af

Aliases

arxiv: 1801.01560 · arxiv_version: 1801.01560v1 · doi: 10.48550/arxiv.1801.01560 · pith_short_12: GBFSFGTDEYB7 · pith_short_16: GBFSFGTDEYB7OPKO · pith_short_8: GBFSFGTD

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/GBFSFGTDEYB7OPKOH6NFOZG2RT \
  | 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: 304b229a632603f73d4e3f9a5764da8cedf7aac9f22af30deea333cd612101af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1476dafa0c2acab2a38412ea94acaee1a16982327aecccba4affd82dcdee8dd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-04T22:02:33Z",
    "title_canon_sha256": "7c98efecab54c5976ba1933e16e41fe3c0d1d9caa4bae42e925d3a2acd075356"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01560",
    "kind": "arxiv",
    "version": 1
  }
}