Pith Number

pith:XE7VYKRU

pith:2019:XE7VYKRU36N6IJT7LAJA64IWNU

not attested not anchored not stored refs pending

Surface2Volume: Surface Segmentation Conforming Assemblable Volumetric Partition

Alla Sheffer, Chrystiano Ara\'ujo, Daniela Cabiddu, Marco Attene, Marco Livesu, Nicholas Vining

arxiv:1904.10213 v1 · 2019-04-23 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XE7VYKRU36N6IJT7LAJA64IWNU}

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	2026-05-17T23:47:54.802013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b93f5c2a34df9be4267f58120f71166d1e80cca7c93e08347f996e7b579f7ea8

Aliases

arxiv: 1904.10213 · arxiv_version: 1904.10213v1 · doi: 10.48550/arxiv.1904.10213 · pith_short_12: XE7VYKRU36N6 · pith_short_16: XE7VYKRU36N6IJT7 · pith_short_8: XE7VYKRU

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/XE7VYKRU36N6IJT7LAJA64IWNU \
  | 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: b93f5c2a34df9be4267f58120f71166d1e80cca7c93e08347f996e7b579f7ea8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1480b45d2ade685c01f893bda46e6c9d39aff7c6e1f0876e4e4c05b0f383818",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2019-04-23T09:08:28Z",
    "title_canon_sha256": "9f725b35fe068e30a1b022793fcb23fe091d31a15829b96a3910096333bf3670"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10213",
    "kind": "arxiv",
    "version": 1
  }
}