OT-2026-000004945
Publication integrity record
Vacuum cup gripper, three zone face, three stage ejector, vented before set down, 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-2026-000004945) never changes.
Identity and time
| Publication number | OT-2026-000004945 · never reused |
|---|---|
| Internal UUID | 01a0a928-b153-7ed9-82be-5619f060014a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:40:11.478663Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004945 |
| Status | PUBLIC |
Content hashes
| Canonical text | 122e45bb9662648acc1e1a8d9f30df36a7aa7bc45726acd7415d8452d295e1c9 |
|---|---|
| Markdown | 78f04db3746866c21c9b539c394237fdf5ddf929bbf568549f8e842f171daaf0 |
| Publication page | 376b7059979bd5ca33be17fe52f220997820e45b2613720aed8786ade60c9e50 |
| Manifest | 8cd59a2f98e0c4cba58fd1b34a6e41a6c03ee0f8d282c3b7c067f5a365d42ed0 |
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 | wQ5UfuicRQxybAhpeayf2RxPUkgLbvXVCWIESQPM44atvEQcjTczoMa7mKQ2d2tt8695ukrJzBUlaOLe0RvnDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:32.398084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004945observed 376b7059979bd5ca33be17fe52f22099...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:32.384371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004945/manifest.jsonobserved 8cd59a2f98e0c4cba58fd1b34a6e41a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:32.371202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004945/publication.mdobserved 78f04db3746866c21c9b539c394237fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:32.233029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004945/publication.txtobserved 122e45bb9662648acc1e1a8d9f30df36...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. |
|---|