OT-2026-000089631
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000089631) never changes.
Identity and time
| Publication number | OT-2026-000089631 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7501-9a92-7085175715cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089631 |
| Status | PUBLIC |
Content hashes
| Canonical text | faa0a8d32ead96030d4ff2edcf4fd2d0fdf784e4f0b73a2d4a2d87f6aa0bf008 |
|---|---|
| Markdown | 722b146a37ed8d6568ba86eb13c6f3e6a2e86da31c517571c962e3ec2bcc2d85 |
| Publication page | cfe7a1529d70b7a7642a35024e0d3506e961301816b239a31e55ddad3bf7947d |
| Manifest | e1b8e197b89e3321f9feaa6ac35548d723bb7a38a939a3c84cea06ef07af673d |
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 | R8EfDYUel8U9P2sihVV+U0LA/hRC5i8VKTuzYAosWE9pQnvqwUJDj+McxmYUz9Wtdt3jOoMJjl2td4n/v/KLDQ== |
| 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
| 2026-09-17T09:46:37.087888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089631observed cfe7a1529d70b7a7642a35024e0d3506...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:37.070783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089631/manifest.jsonobserved e1b8e197b89e3321f9feaa6ac35548d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:37.053867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089631/publication.mdobserved 722b146a37ed8d6568ba86eb13c6f3e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:37.035874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089631/publication.txtobserved faa0a8d32ead96030d4ff2edcf4fd2d0...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. |
|---|