OT-2026-000005553
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, pump fed, 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-2026-000005553) never changes.
Identity and time
| Publication number | OT-2026-000005553 · never reused |
|---|---|
| Internal UUID | 01a0a93c-f4e4-7836-a553-3e05921940f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:02:19.496115Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005553 |
| Status | PUBLIC |
Content hashes
| Canonical text | 030c7705270b773ee8e640b112e27900b34e177405ae59b5219aa2b744f82470 |
|---|---|
| Markdown | eabc2b39ebfb0fe66f34ae7fadca21b6ec4713e1b8e67c20502cdaa434fc4c34 |
| Publication page | d549d19bf05df669a7aef13f663cab197f3c355d35c116cc10ab2f56a26fa5be |
| Manifest | a62fe74ca1c1f2db81f0d6b2a2f55334a56df3f0cb1f81362bbe6204e6df99d4 |
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 | qDL9hQhLlu6tg2mia2LFW0vIKzBX1vRspABs+Ts4yFWeAF9thfvNOfAAkLLoAuLlsmVLnGYcR64pr263e5MWBA== |
| 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
| 2026-09-16T08:10:27.455224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005553observed d549d19bf05df669a7aef13f663cab19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:27.442462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005553/manifest.jsonobserved a62fe74ca1c1f2db81f0d6b2a2f55334...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:27.429088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005553/publication.mdobserved eabc2b39ebfb0fe66f34ae7fadca21b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:27.416208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005553/publication.txtobserved 030c7705270b773ee8e640b112e27900...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. |
|---|