Pith Number

pith:HT4J2XFY

pith:2017:HT4J2XFYVXKMPYEBA2ABUAGD2L

not attested not anchored not stored refs pending

Minimal surfaces in ${\mathbb{R}}^{4}$ foliated by conic sections and parabolic rotations of holomorphic null curves in ${\mathbb{C}}^{4}$

Hojoo Lee

arxiv:1702.06047 v1 · 2017-02-20 · 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{HT4J2XFYVXKMPYEBA2ABUAGD2L}

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	2026-05-18T00:50:24.482511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cf89d5cb8add4c7e08106801a00c3d2e514dc9cb38a74caead76a167d42bfa4

Aliases

arxiv: 1702.06047 · arxiv_version: 1702.06047v1 · doi: 10.48550/arxiv.1702.06047 · pith_short_12: HT4J2XFYVXKM · pith_short_16: HT4J2XFYVXKMPYEB · pith_short_8: HT4J2XFY

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/HT4J2XFYVXKMPYEBA2ABUAGD2L \
  | 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: 3cf89d5cb8add4c7e08106801a00c3d2e514dc9cb38a74caead76a167d42bfa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eca4778656ee8af783c9355a9f9d04a0d9ca2b32c72726169164de31e8d2bde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-02-20T16:15:45Z",
    "title_canon_sha256": "df81b2f392db10a11704a62ef5b759acb09b125f11d9d76c88b4d4b687c5fbed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06047",
    "kind": "arxiv",
    "version": 1
  }
}