OT-2026-000077159
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000077159) never changes.
Identity and time
| Publication number | OT-2026-000077159 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7883-a512-543808bc0b31 · 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-2026-000077159 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56571efff0f8e39ad4c1e6925a78c25a8547caa5c15bff87ee93760faaab5b4f |
|---|---|
| Markdown | 66f258d20077ab175e2d7c3dea36734d1502b6a7a3673c3f417273e6d7b1cd6b |
| Publication page | bea01b8f3e937533c5ef99562687f2cd34f5626e5707d757f93983591ad8a27d |
| Manifest | 2c15cc18c3f389f374f3a4c2a5489f60ac0714d6d1edd6f19c4557cb152ab6a2 |
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 | PBnFMKNkoRExQr0dmzf8KMcsGMghyjgai56bRo4Ul3EjI+17SAesIIlEFcDcPo5N7hRbUWrUJBJ/3X5vl4CjCw== |
| 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
| 2026-09-17T10:11:48.045285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159observed bea01b8f3e937533c5ef99562687f2cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:48.025251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159/manifest.jsonobserved 2c15cc18c3f389f374f3a4c2a5489f60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:48.005323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159/publication.mdobserved 66f258d20077ab175e2d7c3dea36734d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:47.984029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159/publication.txtobserved 56571efff0f8e39ad4c1e6925a78c25a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.767034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159observed bea01b8f3e937533c5ef99562687f2cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.746484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159/manifest.jsonobserved 2c15cc18c3f389f374f3a4c2a5489f60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.725551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159/publication.mdobserved 66f258d20077ab175e2d7c3dea36734d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.705507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077159/publication.txtobserved 56571efff0f8e39ad4c1e6925a78c25a...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. |
|---|