OT-2026-000081691
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000081691) never changes.
Identity and time
| Publication number | OT-2026-000081691 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f73-73f4-a1f5-e7e59fee0530 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081691 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9d4377baeb3079933e51cff981de5d997d1f3815441c770ac010a9351045425 |
|---|---|
| Markdown | 555051e84515034a0e3e45c62de490142007b36bc5ab3f5831416eecf100c4ce |
| Publication page | e8f2894fb7e0e252e471fe669f18d60c18f146d35603eb7b4f933186f4e6e7ea |
| Manifest | d160938d844b8ec359f3283736dae2b7e5a38812af2c49ab22aefff60e419fb7 |
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 | HWDOo85jKVqfkAJH72Qpwgept1BrlZlFmY/b9L6FwW4TX6SjRDy7GZPQ9HJo/jAF4LaFtmiEv6+1LGlNW3gTBQ== |
| 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
| 2026-09-17T09:59:45.398313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081691observed e8f2894fb7e0e252e471fe669f18d60c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:45.381091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081691/manifest.jsonobserved d160938d844b8ec359f3283736dae2b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:45.363202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081691/publication.mdobserved 555051e84515034a0e3e45c62de49014...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:45.344895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081691/publication.txtobserved e9d4377baeb3079933e51cff981de5d9...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. |
|---|