OT-2026-000005302
Publication integrity record
Bellows cup vacuum gripper, four 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-2026-000005302) never changes.
Identity and time
| Publication number | OT-2026-000005302 · never reused |
|---|---|
| Internal UUID | 01a0a934-c4e8-794d-a15a-5ff91c2b627c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:53:22.924886Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005302 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a5b9429c7c4f13eb9741d275d3fbd65b225376fbc6fc31d9a6b9ff50ea35a56 |
|---|---|
| Markdown | 133cec29ec917227a15cda7064e077dcec5760267db2640364deb78f600158f9 |
| Publication page | 26dda80db1a0920294ec472842cf1ddebc44d4293c6a8197ada59642ed2f69a2 |
| Manifest | b4262490895a049977db5c7b8f6ef25b987f40f27d1d12d91d095fd9b5fbd715 |
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 | q8dUYFaQnzcrtvHodxnfGHHoUt6DZ4iDO2+BGj21WId8wgW2ZKY67MVXpXzDywMmycikaJxF5Qs4gmEXtUtvBA== |
| 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
| 2026-09-16T08:00:24.952344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005302observed 26dda80db1a0920294ec472842cf1dde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:24.938435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005302/manifest.jsonobserved b4262490895a049977db5c7b8f6ef25b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:24.925811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005302/publication.mdobserved 133cec29ec917227a15cda7064e077dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:24.912793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005302/publication.txtobserved 9a5b9429c7c4f13eb9741d275d3fbd65...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. |
|---|