Pith Number

pith:HZYV5CUI

pith:2018:HZYV5CUIUGAGHQNX64KK6X7AJS

not attested not anchored not stored refs pending

Mixed type surfaces with bounded Gaussian curvature in three-dimensional Lorentzian manifolds

Atsufumi Honda, Keisuke Teramoto, Kentaro Saji

arxiv:1811.11392 v2 · 2018-11-28 · 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{HZYV5CUIUGAGHQNX64KK6X7AJS}

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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

Isometric deformations of mixed type surfaces in Lorentz-Minkowski space

Receipt and verification

First computed	2026-07-05T00:21:22.489697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e715e8a88a18063c1b7f714af5fe04cb70d924e3b8f940c499c8c444619756b

Aliases

arxiv: 1811.11392 · arxiv_version: 1811.11392v2 · doi: 10.48550/arxiv.1811.11392 · pith_short_12: HZYV5CUIUGAG · pith_short_16: HZYV5CUIUGAGHQNX · pith_short_8: HZYV5CUI

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/HZYV5CUIUGAGHQNX64KK6X7AJS \
  | 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: 3e715e8a88a18063c1b7f714af5fe04cb70d924e3b8f940c499c8c444619756b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "644966ecc156793271807fc041a9783a5cc834e8f2f430ac11f280357b3004c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-11-28T05:31:39Z",
    "title_canon_sha256": "5837bc202d76e046f79f86b853abc062172705ccfc803630af521d20b30e21cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11392",
    "kind": "arxiv",
    "version": 2
  }
}