OT-2026-000005016
Publication integrity record
Vacuum cup gripper, two zone face, pump fed, pressure verified at each zone
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000005016) never changes.
Identity and time
| Publication number | OT-2026-000005016 · never reused |
|---|---|
| Internal UUID | 01a0a92b-1968-71cf-875e-b8733dd48331 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:42:49.196566Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005016 |
| Status | PUBLIC |
Content hashes
| Canonical text | 262054f8e4a469e3e0de47fde04ed99ee3b16d16e870684d6827dae2fba5c16e |
|---|---|
| Markdown | 4cdb859f303860d14cb5cfd7eb17ed2e833933b1bd3fe69e04e0363eafc8d411 |
| Publication page | 2ea70bc57483311875b71af74a334cb2f2edf7b8859e8d5eea5f7cd162857f6a |
| Manifest | 869ea4f1c9264cc92ed725fbc89345e5a0f6257d617b550fda8ab6013a9323ba |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 9WfF5Fc+5XGaeUC1BITBulkcbOL05SACSaHdEEVRP1gfMW9/tOwD1fhAzrHAyZxwXDjnRoVD7MUwCyr989hqDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:24.658954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005016observed 2ea70bc57483311875b71af74a334cb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:24.645026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005016/manifest.jsonobserved 869ea4f1c9264cc92ed725fbc89345e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:24.631283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005016/publication.mdobserved 4cdb859f303860d14cb5cfd7eb17ed2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:24.492673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005016/publication.txtobserved 262054f8e4a469e3e0de47fde04ed99e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|