OT-2026-000077756
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000077756) never changes.
Identity and time
| Publication number | OT-2026-000077756 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7f07-b8a6-f7194d3f6d6e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077756 |
| Status | PUBLIC |
Content hashes
| Canonical text | fb20ad2500598908a6411bd7c7164a9a164e1a380a0a4f9af2f33bbe0e2a5187 |
|---|---|
| Markdown | 89a359df7ce7665411950afccdefe648d998b9f690b913b1a758e1e7b8e00d9e |
| Publication page | bf04770fdc18640c8fc03a580d72dd59a72a6bc2921d410769a9d67db7ec08a3 |
| Manifest | e22de96b942cf49509a68e42bf6c6e338f5d0b0b942836bae2a293cf69bd388c |
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 | 0CQhEOSwnDGQpUYNr+NIj4IxWZdS5wWAPrF6EUE8oGo4r+r4HPy7NSTksA4oFz9YJCifgd3avR+p0VbEVkEaCQ== |
| 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
| 2026-09-17T10:07:20.334434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077756observed bf04770fdc18640c8fc03a580d72dd59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:20.312524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077756/manifest.jsonobserved e22de96b942cf49509a68e42bf6c6e33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:20.293300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077756/publication.mdobserved 89a359df7ce7665411950afccdefe648...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:20.273824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077756/publication.txtobserved fb20ad2500598908a6411bd7c7164a9a...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. |
|---|