OT-2026-000005490
Publication integrity record
Porous face vacuum gripper, two zone face, three stage ejector, pressure verified, closed cell
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-2026-000005490) never changes.
Identity and time
| Publication number | OT-2026-000005490 · never reused |
|---|---|
| Internal UUID | 01a0a93a-a614-78e7-8455-c8c730dbff86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:59:48.247745Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005490 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34d775a02f34263fa79b909d65d4ea2252d1823c2cb71a397cb6bf3be4fded6d |
|---|---|
| Markdown | 99a246ecf523aedbcf59e0a1b7556f5621ebc59cd39a569139e67880347b4d15 |
| Publication page | 737864f35356e3bd54976d07d5f53d043e880362207a876e21fd73856c493bef |
| Manifest | 652c06a3b4cbaed584cd0df874fd29ce7aaaa8bc30511d39c90f59386bb841cf |
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 | JsYJoOUIiXljDkuxa5FqPsdHdyu+shM4NEqvz2rDLyNdp/g5ikDTaXQNkrxpsiiG+g/jprsfDv9LhZMldqH3AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:03.148192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005490observed 737864f35356e3bd54976d07d5f53d04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:03.135380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005490/manifest.jsonobserved 652c06a3b4cbaed584cd0df874fd29ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:03.122071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005490/publication.mdobserved 99a246ecf523aedbcf59e0a1b7556f56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:02.985243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005490/publication.txtobserved 34d775a02f34263fa79b909d65d4ea22...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. |
|---|