OT-2026-000103590
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off after 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-2026-000103590) never changes.
Identity and time
| Publication number | OT-2026-000103590 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7377-bb4c-a20665c1e8f0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103590 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad7476e6867b66c187a62dbecdd1bc60c33fa3b09e65bfdababb690e2cc0b438 |
|---|---|
| Markdown | a3d16d76504b8c0ccf060c20d04d2d1f98041629a6b44b08ff5a77d2f6538d16 |
| Publication page | 52e9747808706b62bfb533f39727f6eba07fb916fac89e84330c3ab8e0b09c85 |
| Manifest | 205282af41f251966ba1e82bf2db1ef9a1bf8eb4e70a4aa7adbf82c28ff7b30b |
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 | FJEoLOG1szlIdXQt1Eu/lpj1+NyO6pmHMaInFdDRz7hNEkiG/SBe8icO4cZwBdVnVImlNxpMbBRDBmkxnnToAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:22.614570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103590observed 52e9747808706b62bfb533f39727f6eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:22.597267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103590/manifest.jsonobserved 205282af41f251966ba1e82bf2db1ef9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:22.580935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103590/publication.mdobserved a3d16d76504b8c0ccf060c20d04d2d1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:22.562859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103590/publication.txtobserved ad7476e6867b66c187a62dbecdd1bc60...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. |
|---|