Pith Number

pith:XVWSVZ2V

pith:2012:XVWSVZ2VDOLJOAB3GVV6QJ44V3

not attested not anchored not stored refs pending

Surfaces with constant mean curvature 1/2 and genus one in H2xR

Julia Plehnert

arxiv:1212.2796 v2 · 2012-12-12 · 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{XVWSVZ2VDOLJOAB3GVV6QJ44V3}

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	2026-05-18T03:25:25.327757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd6d2ae7551b9697003b356be8279caee685fd3645277ed7bc04cc818d8394c3

Aliases

arxiv: 1212.2796 · arxiv_version: 1212.2796v2 · doi: 10.48550/arxiv.1212.2796 · pith_short_12: XVWSVZ2VDOLJ · pith_short_16: XVWSVZ2VDOLJOAB3 · pith_short_8: XVWSVZ2V

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/XVWSVZ2VDOLJOAB3GVV6QJ44V3 \
  | 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: bd6d2ae7551b9697003b356be8279caee685fd3645277ed7bc04cc818d8394c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d1b509a68313a5074379e109cc37e6475305dac927e9ab8b4dbe7162ddbc36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-12-12T12:50:39Z",
    "title_canon_sha256": "b592c8336b693020d72861ad00eec4a30a01d00deda3ca5ccbea4336761a2e2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2796",
    "kind": "arxiv",
    "version": 2
  }
}