Pith Number

pith:WH2RZ5UL

pith:2016:WH2RZ5ULE5WDDVGVJGX3VSFQVM

not attested not anchored not stored refs pending

Explicit Bj\"orling Surfaces with Prescribed Geometry

Matthias Weber, Rafael L\'opez

arxiv:1608.05335 v2 · 2016-08-18 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WH2RZ5ULE5WDDVGVJGX3VSFQVM}

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.

Cited by

1 paper in Pith

Clothoid helices obtained via the Lie-Darboux method

Receipt and verification

First computed	2026-05-18T01:00:52.573379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1f51cf68b276c31d4d549afbac8b0ab02388f123a01a880920d74184ecd509a

Aliases

arxiv: 1608.05335 · arxiv_version: 1608.05335v2 · doi: 10.48550/arxiv.1608.05335 · pith_short_12: WH2RZ5ULE5WD · pith_short_16: WH2RZ5ULE5WDDVGV · pith_short_8: WH2RZ5UL

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/WH2RZ5ULE5WDDVGVJGX3VSFQVM \
  | 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: b1f51cf68b276c31d4d549afbac8b0ab02388f123a01a880920d74184ecd509a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01c5d7d4948e20ab0da897e6b6f96920bc404fd5ea4baff220681c382fdb0392",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-08-18T17:06:01Z",
    "title_canon_sha256": "04014c7c166661eba1c193f8161f837daefb09ef9b63483ae41961dc64273a2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05335",
    "kind": "arxiv",
    "version": 2
  }
}