OT-2026-000052647
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000052647) never changes.
Identity and time
| Publication number | OT-2026-000052647 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-739e-b0b9-c57dc106a94f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052647 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5df395668edfbcfc388344c64373a43d490a8ab0674d549b819cca2f1facc56f |
|---|---|
| Markdown | 79d6876ec5a176f323c2d660dfce9a165e50271d1d3aaff2802c5556de25f109 |
| Publication page | b627b009f75a2a8fc05804a3cf1dbd020e7557fe73ca636f192b33ad7a7573d8 |
| Manifest | 545c5499bc3bd2fbf73603cd5913c76b02aaffe786a538b3d061ab550d2df79f |
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 | j5LBtuBKl/Svr/rpqfQBWZfLMDpk8tBQENLSNvr77s3zhvKbYo85mJ2vmMix/fgvkHV8ErNhkrGcqIqvmO/vDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:19.614482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052647observed b627b009f75a2a8fc05804a3cf1dbd02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:19.595833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052647/manifest.jsonobserved 545c5499bc3bd2fbf73603cd5913c76b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.577946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052647/publication.mdobserved 79d6876ec5a176f323c2d660dfce9a16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.560202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052647/publication.txtobserved 5df395668edfbcfc388344c64373a43d...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. |
|---|