OT-2026-000077100
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000077100) never changes.
Identity and time
| Publication number | OT-2026-000077100 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-77b3-8830-c4306a111523 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077100 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fc7af1496be08264a32e33d463def193ae9fb36be957740e189e48a4103470f |
|---|---|
| Markdown | 9fa91f2bce8cd46ae468cef0f76a54d66d3d95bb6bc578d91030c8ad8cb1a8ba |
| Publication page | 5aa3277e6fc7fcca00b0eb75db7464c02d04f8f27d8bdedc656bfa85e74c6fe3 |
| Manifest | 829bb36a97b8ab9270b6aea54d50c625a663ce967e49656330a35f5b7f944026 |
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 | txnTiV/ea36wzj4mIX/QgswNIgHwirdnXryytwPVQ3qjOYFri7rAmIvGqYCNaQ9n1jDIHnO+PgX6jt+R1S8VBw== |
| 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
| 2026-09-17T10:11:33.258660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100observed 5aa3277e6fc7fcca00b0eb75db7464c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:32.800640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100/manifest.jsonobserved 829bb36a97b8ab9270b6aea54d50c625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:32.561637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100/publication.mdobserved 9fa91f2bce8cd46ae468cef0f76a54d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:32.544124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100/publication.txtobserved 6fc7af1496be08264a32e33d463def19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.867111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100observed 5aa3277e6fc7fcca00b0eb75db7464c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.850049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100/manifest.jsonobserved 829bb36a97b8ab9270b6aea54d50c625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.831416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100/publication.mdobserved 9fa91f2bce8cd46ae468cef0f76a54d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.812068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077100/publication.txtobserved 6fc7af1496be08264a32e33d463def19...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. |
|---|