OT-2026-000006295
Publication integrity record
Vacuum cup gripper, two stage ejector, pressure verified, rubber cups, oval form
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-2026-000006295) never changes.
Identity and time
| Publication number | OT-2026-000006295 · never reused |
|---|---|
| Internal UUID | 01a0a955-e564-7b5d-bd82-c95b72bb9a17 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:29:33.927356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006295 |
| Status | PUBLIC |
Content hashes
| Canonical text | ce280075ccb3af76a7c2ab26cf6c6b9165a04d74785a6eb873a39cafc41389f3 |
|---|---|
| Markdown | e2b73255f76dc4aecb29d2187c8a6bc4579495697b67096789e2b98497aa4037 |
| Publication page | fa61579ea895bf195c584816ca880e555c399d6ec7e07569681821dee8f41e57 |
| Manifest | 86505b8ad20d04e89688283f3d0845e81d12f11c6cc2f3bd12cf675969141b96 |
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 | 6sTQMa4p8VwZK2Q92iNZPzKsCHn1PNW4Qub/A5Y57RHUnLkDOFZQDJRMwvYVXvnzodUJF7L7ZIQhHknhAfKiCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-21T08:41:47.878313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295observed fa61579ea895bf195c584816ca880e55...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-21T08:41:47.832788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295/manifest.jsonobserved 86505b8ad20d04e89688283f3d0845e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T08:41:47.783441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295/publication.mdobserved e2b73255f76dc4aecb29d2187c8a6bc4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T08:41:47.633857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295/publication.txtobserved ce280075ccb3af76a7c2ab26cf6c6b91...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:04.476216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295observed fa61579ea895bf195c584816ca880e55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:04.461326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295/manifest.jsonobserved 86505b8ad20d04e89688283f3d0845e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:04.440721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295/publication.mdobserved e2b73255f76dc4aecb29d2187c8a6bc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:04.425673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006295/publication.txtobserved ce280075ccb3af76a7c2ab26cf6c6b91...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|