Pith Number

pith:QC3DGFSB

pith:2016:QC3DGFSBWUFGSUBA6IMCF4OFLD

not attested not anchored not stored refs pending

On stable constant mean curvature surfaces with free boundary

Ivaldo Nunes

arxiv:1605.09625 v1 · 2016-05-31 · 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{QC3DGFSBWUFGSUBA6IMCF4OFLD}

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	2026-05-18T01:13:10.449856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b6331641b50a695020f21822f1c558c802629f5f29d38cdf3b90e93e4a235b

Aliases

arxiv: 1605.09625 · arxiv_version: 1605.09625v1 · doi: 10.48550/arxiv.1605.09625 · pith_short_12: QC3DGFSBWUFG · pith_short_16: QC3DGFSBWUFGSUBA · pith_short_8: QC3DGFSB

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/QC3DGFSBWUFGSUBA6IMCF4OFLD \
  | 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: 80b6331641b50a695020f21822f1c558c802629f5f29d38cdf3b90e93e4a235b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80f48c00865995528852a39151777969efa45b19a8db7ce23f41dc7bb41574d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-05-31T13:31:57Z",
    "title_canon_sha256": "95e4b8494b6323d9cbc3b64a6b7113bc72fe1edfa401e6d42f6ec3bb485521a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09625",
    "kind": "arxiv",
    "version": 1
  }
}