OT-2026-000005458
Publication integrity record
Porous face vacuum gripper, two stage ejector, pressure verified at each zone, contact triggered
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-2026-000005458) never changes.
Identity and time
| Publication number | OT-2026-000005458 · never reused |
|---|---|
| Internal UUID | 01a0a939-a4fb-7d0c-8576-b753c0ecf9dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:58:42.430527Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005458 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ece20b9d626e73ce5c8d0e2cd1c5cd01c34ab90a342dc68642a51e83ec50f7a |
|---|---|
| Markdown | 5b09afd167482c0460ddfb2c6a6d2aca8172384ce3e11010a835af6e2c3169cb |
| Publication page | 94b61f21734837b584f331930bdd34ea12c0b63664dfb22f385f8c04dc67f402 |
| Manifest | 70f48fe2db7730efec03e0fab685a1891220d4f19a175a73be5f25eea898a700 |
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 | uEkP0Ri6V+ZQrw+cevQ6Ih1oKo6ZLlT4v0oNe7qL4zTodd9VeWNWTkjc2Cad57jSowyBFAI25MH77lMyEcAfAg== |
| 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
| 2026-09-16T08:00:07.178334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005458observed 94b61f21734837b584f331930bdd34ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:07.165243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005458/manifest.jsonobserved 70f48fe2db7730efec03e0fab685a189...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:07.152620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005458/publication.mdobserved 5b09afd167482c0460ddfb2c6a6d2aca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:07.139378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005458/publication.txtobserved 6ece20b9d626e73ce5c8d0e2cd1c5cd0...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. |
|---|