OT-2026-000067641
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000067641) never changes.
Identity and time
| Publication number | OT-2026-000067641 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bda-711d-813c-d886989157bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067641 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45003edac6518d0c7d590ca57b95fd476c0a4e8b98dd763896b27610e329564e |
|---|---|
| Markdown | 18b4c6f1bc04db7bc681d9a4ef178a07fa3e5b5e3c4993f30196af2c88720789 |
| Publication page | 2ca8a5ff68e0ab7bca728f8a99b6932273da910c4fc0b9d53b82d39cec43098f |
| Manifest | 6276fed7ef120774e24306a0fa558122b8e368257b6b693a187d2dadcc359f5c |
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 | F52InCaeeJ8FESuMZNloj1KiewUlmFnpOjhsH7vGbVlDX1AMA2kbs4UXwgmnNh3AfTqJOO4r201aaT9KhqFhBg== |
| 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
| 2026-09-17T10:31:58.072105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067641observed 2ca8a5ff68e0ab7bca728f8a99b69322...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:58.051812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067641/manifest.jsonobserved 6276fed7ef120774e24306a0fa558122...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:58.034050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067641/publication.mdobserved 18b4c6f1bc04db7bc681d9a4ef178a07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:58.018078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067641/publication.txtobserved 45003edac6518d0c7d590ca57b95fd47...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. |
|---|