OT-2026-000069818
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented before 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-2026-000069818) never changes.
Identity and time
| Publication number | OT-2026-000069818 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-7f03-9308-807aab3dff86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069818 |
| Status | PUBLIC |
Content hashes
| Canonical text | aab8e0941da00026b4e0111aad1a5fe48bd7600e3683857289f41755c579263c |
|---|---|
| Markdown | 5e4f15b4adbd7fe93ac08563b531b159002743cf4fb16621b9a0efbffc1b4a91 |
| Publication page | b1edd818cb4c862247fca720afc0637551187113711731e4be3a5ecada841407 |
| Manifest | 306adf4c65ae9d82d6ebdf30e6bbd319f892ae92f97dde9476f211c2aeda6d32 |
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 | 7+qyFJluYKkM0JoaULQqmZDFoGrxnMOwRvEbOe7dqBQVSD6vQ/KScnAPxp9LfO4CPEmjW+7JmtRGGRHR2lueCg== |
| 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
| 2026-09-17T10:26:30.718699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069818observed b1edd818cb4c862247fca720afc06375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:30.701976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069818/manifest.jsonobserved 306adf4c65ae9d82d6ebdf30e6bbd319...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:30.685009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069818/publication.mdobserved 5e4f15b4adbd7fe93ac08563b531b159...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:30.667377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069818/publication.txtobserved aab8e0941da00026b4e0111aad1a5fe4...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. |
|---|