OT-2026-000089821
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-2026-000089821) never changes.
Identity and time
| Publication number | OT-2026-000089821 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-742e-80ae-f4403cab40ac · 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-2026-000089821 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fda773529106c4d2d6e6d149ab5043e3071c4d56d884eebf0dee9bc46d504d8 |
|---|---|
| Markdown | 480204b25762cfa8748f9d3c7dd5b1f8d507a1fd6a666dd5212a895ad232783d |
| Publication page | 069bee9f2c6957a2a6d9c7f4ca26f22de2ece961ffeab92585380409f3ef7894 |
| Manifest | 65d8165fea3f5ed56b24e60af7b7295616ddba4cabca92039080c2eb24f7b0e6 |
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 | 00ydYgfgqd9kJSuzIy8c8FdvPvH0hLbDLZqg7qyvegxRY0SrICy6evLSW3xrIU20k6bxJtac1FINeNQBhkfECw== |
| 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
| 2026-09-17T09:45:03.581329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089821observed 069bee9f2c6957a2a6d9c7f4ca26f22d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:03.562974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089821/manifest.jsonobserved 65d8165fea3f5ed56b24e60af7b72956...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.545222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089821/publication.mdobserved 480204b25762cfa8748f9d3c7dd5b1f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.527239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089821/publication.txtobserved 9fda773529106c4d2d6e6d149ab5043e...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. |
|---|