OT-2026-000075015
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000075015) never changes.
Identity and time
| Publication number | OT-2026-000075015 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7402-810a-404876ef6ed6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075015 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f54fee4219f8d37f9d1b5f72b5be2e17375a15adf20bf2956b2d4eac4577d84 |
|---|---|
| Markdown | abcef94b1d4bec7001cb4cce9cf444d4ee939e2a721d5ae7e6d4403a2f671943 |
| Publication page | 107c144c7b46cc392b85165f4c91953b5f2bded3a6574dad4b2175f8d0541987 |
| Manifest | b076f04a82e4bd3d94335dec1ac907180c5604b1f54af1df9f747618e0db5ee5 |
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 | dnoJ1o9o97AsMNcX1ZiHVW5EXqEK6frldDyerTLDU4oTYbRgXwg/xkSS6va7Wf4HzubG04+aW50ci37AAOm1Cg== |
| 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
| 2026-09-17T10:18:49.605439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075015observed 107c144c7b46cc392b85165f4c91953b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:49.588122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075015/manifest.jsonobserved b076f04a82e4bd3d94335dec1ac90718...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:49.570419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075015/publication.mdobserved abcef94b1d4bec7001cb4cce9cf444d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:49.552092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075015/publication.txtobserved 2f54fee4219f8d37f9d1b5f72b5be2e1...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. |
|---|