OT-2026-000005756
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, plant vacuum fed, contact triggered
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-2026-000005756) never changes.
Identity and time
| Publication number | OT-2026-000005756 · never reused |
|---|---|
| Internal UUID | 01a0a943-c2cc-7d03-8f1f-7910b0eb404f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:09:45.423383Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45dba14a0037f6eda21665b5a471e7792846b14a9d48e099f2b783ccc24322cc |
|---|---|
| Markdown | 87b267546ddb23333569a5e1271d4fc496562fe24398f2221eb9ca06474a3e12 |
| Publication page | 9e13a88d0cbf79de7d80eca607851689cdbb3eaa2c02a0e51fe61496bd4c34b0 |
| Manifest | 1a2169b7f37f9fbd7d8570a3218528be72dfd7aea188016a46341c93d84ba1a0 |
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 | /kaCo5A8FzeAoSR3MnzBuoRiRgJ7rwo+Dbhwy7kgBI/6n99Q3ybFQIcJjKtqlQ80jOE+yohspER/IEAALsn0CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:10:03.470722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005756observed 9e13a88d0cbf79de7d80eca607851689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:03.455731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005756/manifest.jsonobserved 1a2169b7f37f9fbd7d8570a3218528be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:03.441443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005756/publication.mdobserved 87b267546ddb23333569a5e1271d4fc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:03.426587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005756/publication.txtobserved 45dba14a0037f6eda21665b5a471e779...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. |
|---|