OT-2026-000015348
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000015348) never changes.
Identity and time
| Publication number | OT-2026-000015348 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7b61-a5cb-b9da6af7b45a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015348 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd561fac01c33c217eac926c59eb1fa834f0711b41265037da5075f241ec7bbd |
|---|---|
| Markdown | aa294dcb17f8fc031d31f5cb43beda5a1ad62d330b7ae9cac895b04190f413e0 |
| Publication page | fdbc0a4cfff8a579dd42a312510dacf2433793773d6462a802908d141aac174e |
| Manifest | 434c510e06e00d5125465f98230aa3c8344f72da039506249fb6128342d784e1 |
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 | FA2+UNywAVAdUjfE7P12443igSj7fr/QPmPPGouiVetx8jtHbyjzLjDWWTADOw4c/gIL1gA5QBeTVrnKRBrXBQ== |
| 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
| 2026-09-17T12:06:03.171766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015348observed fdbc0a4cfff8a579dd42a312510dacf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:03.152880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015348/manifest.jsonobserved 434c510e06e00d5125465f98230aa3c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:03.130794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015348/publication.mdobserved aa294dcb17f8fc031d31f5cb43beda5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:03.111982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015348/publication.txtobserved dd561fac01c33c217eac926c59eb1fa8...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. |
|---|