Pith Number

pith:UT4VXN5O

pith:2016:UT4VXN5OUKHMXI26Y5PWHRZPKD

not attested not anchored not stored refs pending

A semi-automatic computer-aided method for surgical template design

Jan Egger, Lu Xu, Xiaojun Chen, Yue Yang

arxiv:1602.01644 v1 · 2016-02-04 · cs.GR · cs.CG · 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{UT4VXN5OUKHMXI26Y5PWHRZPKD}

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	2026-05-18T01:21:15.247762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4f95bb7aea28ecba35ec75f63c72f50cc063ecff00e05a3b61fe4b7298ffc45

Aliases

arxiv: 1602.01644 · arxiv_version: 1602.01644v1 · doi: 10.48550/arxiv.1602.01644 · pith_short_12: UT4VXN5OUKHM · pith_short_16: UT4VXN5OUKHMXI26 · pith_short_8: UT4VXN5O

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/UT4VXN5OUKHMXI26Y5PWHRZPKD \
  | 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: a4f95bb7aea28ecba35ec75f63c72f50cc063ecff00e05a3b61fe4b7298ffc45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "023b04f030636928ad365f88eba839a540cbb7fcc67adc7e5b5bd0b387caaa58",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2016-02-04T11:33:22Z",
    "title_canon_sha256": "f70179e6c722b242a833fc1660590f9b00bc231949d18bda06bf8a823490bea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01644",
    "kind": "arxiv",
    "version": 1
  }
}