OT-2026-000075778
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000075778) never changes.
Identity and time
| Publication number | OT-2026-000075778 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7af6-8f7e-ab62eb167a20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075778 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2be2dbb99cef0fd50cb47e9f3f0b02b305dfa75105ae87707d9cc95fb9e73cc7 |
|---|---|
| Markdown | b13e1decf13e09c6b308a0fb54eb2ed89b794d8baf913ee3cdcb3e5d63a89316 |
| Publication page | 602d441d72e1db3d000a60be63e2f8aa0799129b2cb741547c710571e25a8ad3 |
| Manifest | 1e7a080c1312b0ac1d2fd2df3a77f289f17959a2620dca49551eeded8f7e1ae0 |
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 | lZoFlRIdtCuL0jsZVp80hE366VdCe15X1ooOSY0c9cBjWN+hXk7wSYfj39B8Zk8gVcpSrKFB3yTzcl2/XayABQ== |
| 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
| 2026-09-17T10:14:12.537117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075778observed 602d441d72e1db3d000a60be63e2f8aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:12.514186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075778/manifest.jsonobserved 1e7a080c1312b0ac1d2fd2df3a77f289...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:12.495892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075778/publication.mdobserved b13e1decf13e09c6b308a0fb54eb2ed8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:12.476257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075778/publication.txtobserved 2be2dbb99cef0fd50cb47e9f3f0b02b3...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. |
|---|