OT-2026-000075977
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000075977) never changes.
Identity and time
| Publication number | OT-2026-000075977 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-7631-9684-74af729f094c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075977 |
| Status | PUBLIC |
Content hashes
| Canonical text | d73059a564529d686810d790c131293d4b41666c77c7932998f26e79c7929c28 |
|---|---|
| Markdown | 5a85ef8f43722f54fbcf4645f901491a44eaa4feb72814e23ab5146a6b7be174 |
| Publication page | e6fd1782161ee0f4f4bbce46943c29eab7874cdaccac2897fbfdfbe75caae34b |
| Manifest | c4946c16c0be909cb8b13f4e774ead4ca58823eaeb19edfb2414933578d78f95 |
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 | vA236RbCTaNSRprUK4qC3Af6K8/nRBbTljrbdWq1xSKiRN7DQ5U+K45LBL5o1TwNflMKVStGCnkdS8pNVifpCA== |
| 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
| 2026-09-17T10:20:13.139875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977observed e6fd1782161ee0f4f4bbce46943c29ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:13.121621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977/manifest.jsonobserved c4946c16c0be909cb8b13f4e774ead4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:13.100515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977/publication.mdobserved 5a85ef8f43722f54fbcf4645f901491a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:13.082433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977/publication.txtobserved d73059a564529d686810d790c131293d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:00.989675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977observed e6fd1782161ee0f4f4bbce46943c29ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:00.971935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977/manifest.jsonobserved c4946c16c0be909cb8b13f4e774ead4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:00.954583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977/publication.mdobserved 5a85ef8f43722f54fbcf4645f901491a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:00.815788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075977/publication.txtobserved d73059a564529d686810d790c131293d...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. |
|---|