OT-2026-000007200
Publication integrity record
Vacuum cup gripper, three zone face, plant vacuum fed, pressure verified, contact triggered, polyurethane cups
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-2026-000007200) never changes.
Identity and time
| Publication number | OT-2026-000007200 · never reused |
|---|---|
| Internal UUID | 01a0a976-4aa1-730c-9530-b6e135ba12b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:04:56.996207Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007200 |
| Status | PUBLIC |
Content hashes
| Canonical text | a0e02905b1f2c54833581889b7e2c3a30565d13342ff9c42bfada2a32a37f0d3 |
|---|---|
| Markdown | 64ab43034ecec498c68eaf3191d7761f7910c36af29328bdbf43e332deb7dcd5 |
| Publication page | 8b93021fcc22e077f6062efe1453e6e5033cd150949f38d4c47ab10c52815028 |
| Manifest | e8a8e4ec0adc8163d0534d04f3cbbeef1e3237bb770a8582e375d065d0f24c58 |
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 | 9Jc/1nHARe/03ia4nOshC9agVGROb8oY7ii6JpyFNtaSL6AK3XdgoXpLG1W/2BjFoiqQz7velaqGcdTFrp8AAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:10:16.645207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007200observed 8b93021fcc22e077f6062efe1453e6e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:16.631232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007200/manifest.jsonobserved e8a8e4ec0adc8163d0534d04f3cbbeef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:16.496698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007200/publication.mdobserved 64ab43034ecec498c68eaf3191d7761f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:16.484815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007200/publication.txtobserved a0e02905b1f2c54833581889b7e2c3a3...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. |
|---|