OT-2026-000074531
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000074531) never changes.
Identity and time
| Publication number | OT-2026-000074531 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-7a88-9bd1-aeb1da54bb86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0aa2a526084e9b6afafc8bda47f03d288bd24d4419ae2dbe08fe9bb9fe3bcdab |
|---|---|
| Markdown | fcdfd9e0bb059eb60734fbff72fb7b86f58d08084227b8f7ecb168187ac714c8 |
| Publication page | 291391547a2a1e39b9c33470f0856f332f288b64d78da175ba625a25bbf856e0 |
| Manifest | 7f6b317b844f790b838487e509ac92ef13781ce1e2a4865741c68131630c9748 |
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 | E9adT81vevIHnXNNFgtUt3EfUENEON+K0MfOXdSJTjxz+zft832YI5LsgVx5SGoa1lqIKBigN1T/l3TyrSj7DQ== |
| 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
| 2026-09-17T10:19:30.688459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074531observed 291391547a2a1e39b9c33470f0856f33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:30.672113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074531/manifest.jsonobserved 7f6b317b844f790b838487e509ac92ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:30.653523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074531/publication.mdobserved fcdfd9e0bb059eb60734fbff72fb7b86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:30.634700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074531/publication.txtobserved 0aa2a526084e9b6afafc8bda47f03d28...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. |
|---|