OT-2026-000073521
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line 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-2026-000073521) never changes.
Identity and time
| Publication number | OT-2026-000073521 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb9-788b-975e-5cf498373979 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 825eef3c623bd4a5fd248629b281d19366622b275a14b2f7a89d77ef6459894e |
|---|---|
| Markdown | 8fd6548603442f2b3f4ea0f041e5b7de1c7d90880da6740efd1e0d5d498f2999 |
| Publication page | 41d3b53db84fd3e794dd8e9df5e200f14bf8f77c6b8cf9ecdee18938446854e2 |
| Manifest | b5cc40cde0319632254dd27872fe80fd38c67c34add5ae480d1304c2945946ee |
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 | AztjQ8BEs6vK9aIm/vHmMHNN5OVPO8awncKnMFxZeiOPhUschRuM0c7Hhj6aytVbEIlN9miHnEsvZjPTUe0kAQ== |
| 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
| 2026-09-17T10:21:41.488995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073521observed 41d3b53db84fd3e794dd8e9df5e200f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:41.469582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073521/manifest.jsonobserved b5cc40cde0319632254dd27872fe80fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:41.451442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073521/publication.mdobserved 8fd6548603442f2b3f4ea0f041e5b7de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:41.434325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073521/publication.txtobserved 825eef3c623bd4a5fd248629b281d193...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. |
|---|