OT-2026-000004053
Publication integrity record
Vacuum cup gripper, per zone isolation, three stage ejector, pressure verified at each zone
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-2026-000004053) never changes.
Identity and time
| Publication number | OT-2026-000004053 · never reused |
|---|---|
| Internal UUID | 01a0a90d-41bd-7d77-860c-044690729c0d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:10:13.439431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004053 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e67924bc0c3cc61d86b8d063d859200b341039a6cc68c0babb918edf524ad3a |
|---|---|
| Markdown | 616f320bcf1fef56483ff94781d33b1dbc0ad26b604ea2597cb2583846dfe6cf |
| Publication page | fa8fd13da08787dba68df7ff177681b424867c9f27ba3a09720b11bf87509afa |
| Manifest | 54d98c4166434029b15d3399495512e8595db4af92aea4fa55ee62bdb1b3bb88 |
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 | +CTL7FLEb44SGkFecQKxCNffF6hDSuF/UYSNhO9PVr005ExfbPikEg5xH39oIDGQARpn+zyDNDD4CIet1PoaBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T08:45:20.653795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053observed fa8fd13da08787dba68df7ff177681b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:45:20.379008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053/manifest.jsonobserved 54d98c4166434029b15d3399495512e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:45:19.957523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053/publication.mdobserved 616f320bcf1fef56483ff94781d33b1d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:45:19.450618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053/publication.txtobserved 3e67924bc0c3cc61d86b8d063d859200...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:33.638199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053observed fa8fd13da08787dba68df7ff177681b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:33.621767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053/manifest.jsonobserved 54d98c4166434029b15d3399495512e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:33.496233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053/publication.mdobserved 616f320bcf1fef56483ff94781d33b1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:33.482934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004053/publication.txtobserved 3e67924bc0c3cc61d86b8d063d859200...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. |
|---|