OT-2026-000028155
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000028155) never changes.
Identity and time
| Publication number | OT-2026-000028155 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-701a-8a96-6ad227168b11 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028155 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9dac9b0e0a57aebb584918f0a245583ee0556d44942c3f368da5f261cf32b94e |
|---|---|
| Markdown | d7f5bb70a368bf1bae17b2edd6180056ab691b26869df8995388783c060b3f3c |
| Publication page | e071953e41255e55110471de84c01cd759700318fc97c78abc3da66280b77808 |
| Manifest | 9d564f8514689ae3b7bb0eb933395dd398dacad7eb8f85a2c5e223d7a871b57e |
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 | u8vgXOB/JPW502HcKyZGsZFRES17tPi8PM9wGHKftp0zt2D66NciQCj6NZOxBXyx60DBS5VePHfmlLweQ+FXDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:30.521906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028155observed e071953e41255e55110471de84c01cd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:30.505864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028155/manifest.jsonobserved 9d564f8514689ae3b7bb0eb933395dd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.486468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028155/publication.mdobserved d7f5bb70a368bf1bae17b2edd6180056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.468613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028155/publication.txtobserved 9dac9b0e0a57aebb584918f0a245583e...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. |
|---|