OT-2026-000005590
Publication integrity record
Vacuum cup gripper, four zone face, four outlet manifold, pump fed, pressure verified, 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-2026-000005590) never changes.
Identity and time
| Publication number | OT-2026-000005590 · never reused |
|---|---|
| Internal UUID | 01a0a93e-45c6-706b-8350-51100809278a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:03:45.737768Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005590 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62e3921f399cb4299cacfb416fa8a9aad80b661554c8e20e10f36dd0bbb3febc |
|---|---|
| Markdown | ba791e4b1f18a26fe434ac2f2862a79f2a3991251601a056e8c820724746af95 |
| Publication page | c0b9dc55143d983f27f2bb7ab3466b1791590932534329e38b0fad2d3dcb2c81 |
| Manifest | 39a590d1ccbaa05862e877e9770866f04e0d460806ae3dd9d57a6b3604504ef7 |
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 | YjWl2ndKmBqpUvjgJQVCrke6s0JhHf9mtenT1jQNvpuGfQfLz75SVKkYEiuvAkEXgkKsb3pSjDhSdOHtxmcoBQ== |
| 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
| 2026-09-16T08:10:23.381032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005590observed c0b9dc55143d983f27f2bb7ab3466b17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:23.242933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005590/manifest.jsonobserved 39a590d1ccbaa05862e877e9770866f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:23.227659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005590/publication.mdobserved ba791e4b1f18a26fe434ac2f2862a79f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:23.214259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005590/publication.txtobserved 62e3921f399cb4299cacfb416fa8a9aa...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. |
|---|