OT-2026-000089815
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000089815) never changes.
Identity and time
| Publication number | OT-2026-000089815 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428c-7c34-965c-98ee905dbce8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089815 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac878b5f528b711cc4e87381d776eb600e4facd86c1a32a072f0cebda44f0c99 |
|---|---|
| Markdown | 733a1290c64e33172922fd0269820b61dc15fce9840fc3b107f61ddf9f1f7652 |
| Publication page | d49aa2f6a3b175393740251a8b18bddd91d9a7e7eb368b8f3f01126fce97137b |
| Manifest | 935ec48254b695f4273b2d713504a1fccb14b27cbd165bcf645331ae4ec2e629 |
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 | strt0wxSFA4nQw9D7CViALWFCOqyjfTP/lvBCrw1KW0XfKSKGTH5fAP0N06mYofL1HIDspfQZE6NcbYe65ufBw== |
| 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
| 2026-09-17T09:45:03.142581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089815observed d49aa2f6a3b175393740251a8b18bddd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:03.125743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089815/manifest.jsonobserved 935ec48254b695f4273b2d713504a1fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.106115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089815/publication.mdobserved 733a1290c64e33172922fd0269820b61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.086561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089815/publication.txtobserved ac878b5f528b711cc4e87381d776eb60...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. |
|---|