OT-2026-000005220
Publication integrity record
Porous face vacuum gripper, two outlet manifold, two stage ejector, pressure verified, open cell
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-2026-000005220) never changes.
Identity and time
| Publication number | OT-2026-000005220 · never reused |
|---|---|
| Internal UUID | 01a0a931-bad0-711d-9300-d7e26a82e512 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:50:03.731050Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b1559824596ae41a0df01d51ff1afc03ea10fa42f01a96bdc0f51cc8102442a |
|---|---|
| Markdown | e734e57499c8691e061bb1595d8638899c3e642ee2666be3c53cf76dbd975177 |
| Publication page | 7d19aa268f9ff083a4f756c47dce7bc5e96c78206370583d664dbcf041124b56 |
| Manifest | e9a9ba396010478c91b7ec672e7bd994118fefa0f45a2f3ee4d324110ca63f29 |
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 | aW0rvMKcwIr6iL4J66IkeZaciaX6ig7rHa1rdaRS3xhZUTFxejNZ/wpDNDgy6dZ6kJmnokyqVuim2iLj6n4IDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:34.188108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005220observed 7d19aa268f9ff083a4f756c47dce7bc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:34.172948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005220/manifest.jsonobserved e9a9ba396010478c91b7ec672e7bd994...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:34.159665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005220/publication.mdobserved e734e57499c8691e061bb1595d863889...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:34.145493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005220/publication.txtobserved 9b1559824596ae41a0df01d51ff1afc0...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. |
|---|