OT-2026-000090562
Publication integrity record
Four cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
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-2026-000090562) never changes.
Identity and time
| Publication number | OT-2026-000090562 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-71fe-b42a-22f45261ef63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090562 |
| Status | PUBLIC |
Content hashes
| Canonical text | be5ad885080b94b66799e59760f6eeadd22990502c3dc186bfd5cb45679f6934 |
|---|---|
| Markdown | de54c0c143e66073da3e5ab32496076909da7af62a720223ba7012fa1317c995 |
| Publication page | a0a8f679031ff58da52204581ed7d98f332d5b4747f014a57b3079a45dbbe478 |
| Manifest | 641a37f40e7862c011de37bd8c4b5ac01d8f86c7eb1c34ad27bc2687a1ce6a5b |
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 | LH/wZtSuYP1XC0pyyyslpRNHeXanbjhP7k79tEMl6LWI0M4R1r7sjj+VZtkYLrt62Jf/xM5lIPRIuVxDbSdvCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:44.341172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090562observed a0a8f679031ff58da52204581ed7d98f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:44.323807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090562/manifest.jsonobserved 641a37f40e7862c011de37bd8c4b5ac0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:44.306098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090562/publication.mdobserved de54c0c143e66073da3e5ab324960769...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:44.286477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090562/publication.txtobserved be5ad885080b94b66799e59760f6eead...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. |
|---|