OT-2026-000027668
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000027668) never changes.
Identity and time
| Publication number | OT-2026-000027668 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-7e91-a4fc-5ef0ac29cbed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027668 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23da502c9792cf0f3be77adccb8c5a4f94555fd4e84caad22ae9f5793495f248 |
|---|---|
| Markdown | a5736856a96e2c6d074d47e5f3428bcb6cf3f00944fc4ba6cd308acdb30b5c70 |
| Publication page | ff471f4c004e545f2f5127b3ee67d06dd97a59836bfb087274ff85ba4b5a4f19 |
| Manifest | ff089d306d9f30f8a897a548f84efc0d36c87e215e4490cefd5127c86f884e09 |
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 | ReEg3o1XrvilKR9vSs9BlPTNcmlbuhk0dABuX044sOJCvbb3xQ6mvbSP5E4WaO6xSA69NSz2qmH8S27f19gwBg== |
| 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
| 2026-09-17T11:43:12.224790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027668observed ff471f4c004e545f2f5127b3ee67d06d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:12.208508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027668/manifest.jsonobserved ff089d306d9f30f8a897a548f84efc0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:12.190896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027668/publication.mdobserved a5736856a96e2c6d074d47e5f3428bcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:12.175250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027668/publication.txtobserved 23da502c9792cf0f3be77adccb8c5a4f...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. |
|---|