OT-2026-000078540
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000078540) never changes.
Identity and time
| Publication number | OT-2026-000078540 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c29-79a2-a93e-70333339a74f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078540 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8750fa649125f6981eb308976f87b334c64cf55dfe3112347f8ff77055a14dca |
|---|---|
| Markdown | fff001e3d74b017a93148560bba82b334470d1969c7137c253ed93bef5da9078 |
| Publication page | 3f49ed417dd895623ca1db414429346486a62febb73ae530019badf20f3fb67e |
| Manifest | 82c27a5cef077a6c700b273c946953e802f8a1963976c57228e662d05fb3a884 |
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 | szId1fdkOladZwacM7xMdnVToo4/JlLCQKBwtDK1nrKDRtB6nprtZrbOtg7gPXl7ARxUGsHmo6dhy7apuCv+CQ== |
| 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
| 2026-09-17T10:06:33.612171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078540observed 3f49ed417dd895623ca1db4144293464...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:33.591936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078540/manifest.jsonobserved 82c27a5cef077a6c700b273c946953e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.572596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078540/publication.mdobserved fff001e3d74b017a93148560bba82b33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.553575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078540/publication.txtobserved 8750fa649125f6981eb308976f87b334...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. |
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