OT-2026-000074321
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three 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-2026-000074321) never changes.
Identity and time
| Publication number | OT-2026-000074321 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7179-78a4-b6aa-04beb0201100 · 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-2026-000074321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7219e8b7da6cb534ba08e0559d1d86b378a62236ae56fed10cf6efbb42622ad4 |
|---|---|
| Markdown | 8808f43c4fa146d9d9857c2f98ec11dd0710fe6cb51093283015c00b8bb629b6 |
| Publication page | df9a15bd3de1391c5b705eda9e6088059dd8837515c3894847b0d574c57919f3 |
| Manifest | 60941522cb0a8df1152053b10e4294124b4cbe02d834421e72c2947d67e4c006 |
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 | VmJH7y6suATo+8qc6lPGN+Ge0iPIw43eoO7tv7pjnl/1qfE0CiRWz2FnYpomDWSTEKbSAEn4Q/OzOChEU2AZBw== |
| 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
| 2026-09-17T10:19:14.102239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074321observed df9a15bd3de1391c5b705eda9e608805...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:14.082440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074321/manifest.jsonobserved 60941522cb0a8df1152053b10e429412...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:14.064150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074321/publication.mdobserved 8808f43c4fa146d9d9857c2f98ec11dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:14.047137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074321/publication.txtobserved 7219e8b7da6cb534ba08e0559d1d86b3...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. |
|---|