OT-2026-000077376
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented after 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-2026-000077376) never changes.
Identity and time
| Publication number | OT-2026-000077376 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-70ba-b391-496d39a46d9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077376 |
| Status | PUBLIC |
Content hashes
| Canonical text | a31f21d313e45f2fee2fe99dfff1bc7972a42bb7ad05ba301ca84a87614ec955 |
|---|---|
| Markdown | 7f9faea7370ce20941ca5946abf1217fe57c23706fd0b7b7b14cc377f1681f6c |
| Publication page | 27b9b2cccc0ce05601ad6d6cebaaa1576cb492598853f172092c3b5b327575ea |
| Manifest | 4665cc119d2fd527fc0a8227c7b08bf249305db3b49b202a217388413bb54ef2 |
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 | 4ORtmAtE9zo6QeedbXKLIxOj3RzezYbDyLO/vgcaJlEN7yabgpCeoYCuLRYeLTiiK37ve89dSNMG0ueXa0dMDg== |
| 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
| 2026-09-17T10:09:01.250027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077376observed 27b9b2cccc0ce05601ad6d6cebaaa157...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:01.231914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077376/manifest.jsonobserved 4665cc119d2fd527fc0a8227c7b08bf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:01.199814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077376/publication.mdobserved 7f9faea7370ce20941ca5946abf1217f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:01.180882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077376/publication.txtobserved a31f21d313e45f2fee2fe99dfff1bc79...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. |
|---|