OT-2026-000005988
Publication integrity record
Bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, contact triggered
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-2026-000005988) never changes.
Identity and time
| Publication number | OT-2026-000005988 · never reused |
|---|---|
| Internal UUID | 01a0a94b-73be-7091-9746-8fd53957f00a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:18:09.473970Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 691f311acdade4efc34881a7444ef86bbeace4ac9e438a19253947d0593daa83 |
|---|---|
| Markdown | 65dc5d4be3ecca37323cd36fdf8d4c400af3a065ba7b6cdb8a7f52f3b960a06a |
| Publication page | 0523538807ca139a4bb6c63f009e1e6fb74236e92c49dddcd206440ddc7be881 |
| Manifest | a6dd9bff1bcfff4863ceeeede87a1c274b868a2615a2f69f770e875b9df5ef27 |
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 | UwaRqK9bxdIMG56gYqxe7OgHLG5kxkc6pqMAaniV2m5pEW/pnG8y4O8rHy64hkWnizYg3bbgrpG/K3YQJsBzCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:09.123414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005988observed 0523538807ca139a4bb6c63f009e1e6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:08.988384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005988/manifest.jsonobserved a6dd9bff1bcfff4863ceeeede87a1c27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:08.969862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005988/publication.mdobserved 65dc5d4be3ecca37323cd36fdf8d4c40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:08.947446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005988/publication.txtobserved 691f311acdade4efc34881a7444ef86b...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. |
|---|