OT-2026-000091145
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000091145) never changes.
Identity and time
| Publication number | OT-2026-000091145 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-7cfb-8b43-0dd48a9ff3c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091145 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0668db993dee7040e4501d614725d67e6502254641e779f8252c002acde18dfa |
|---|---|
| Markdown | 878a8db507870d1a6b4b8fef34aafff702d873a0f335821508dee0be55a4d564 |
| Publication page | 76c7f2198d37fa3631f9e515d1796348eae4de1740dac181497134610141d180 |
| Manifest | bfcd35cbd78cba8387980ff6f6017f8b2895ff9bcd80ec3be93dd52e060313b1 |
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 | CqTsWG4EVaFMHFXwQhdp8BLv/RcDnJEtwO1cbOzq00pKQ9qpChS8d2q4WCFPnZxeggKbFfJ6W+YOWnRlxQTXBg== |
| 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
| 2026-09-17T09:43:12.517452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091145observed 76c7f2198d37fa3631f9e515d1796348...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:12.498887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091145/manifest.jsonobserved bfcd35cbd78cba8387980ff6f6017f8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.431809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091145/publication.mdobserved 878a8db507870d1a6b4b8fef34aafff7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.377719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091145/publication.txtobserved 0668db993dee7040e4501d614725d67e...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. |
|---|