OT-2026-000089816
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000089816) never changes.
Identity and time
| Publication number | OT-2026-000089816 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428c-72cc-9385-c443a8711bb2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089816 |
| Status | PUBLIC |
Content hashes
| Canonical text | 507795dae2f8cde46d98a4d894b374784c8c193149d1cc3b98329bfb51908245 |
|---|---|
| Markdown | 09098198a71bd5eac85fad812589b7939dd8df0ab947158c0047837ee62f8ae3 |
| Publication page | 04a021c5d9d4fc37c190e11e3279aaa1523f1e9f5f868578a37f7b47008fb272 |
| Manifest | 805eaf4157c73d3fcefd5eefae813f4fd3425909b02969c53a6a2fa42ba893d0 |
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 | WVwccOVU6LNu+YeyuYCK3cTN2bSYmy7Eoq7hTnYb1jBUfz3j4o13TOhg9C/7iV1jZJfBGxt6dY9oaLiwaaSfBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:03.218075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089816observed 04a021c5d9d4fc37c190e11e3279aaa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:03.201219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089816/manifest.jsonobserved 805eaf4157c73d3fcefd5eefae813f4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.183621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089816/publication.mdobserved 09098198a71bd5eac85fad812589b793...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.167214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089816/publication.txtobserved 507795dae2f8cde46d98a4d894b37478...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. |
|---|