OT-2026-000055026
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000055026) never changes.
Identity and time
| Publication number | OT-2026-000055026 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e81-7e0d-b0a4-6d011f8555a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055026 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f564cee591a6860ee8c62fe4b2a85b547a15007bd546329765348bf8eeec610 |
|---|---|
| Markdown | e3db3d65750bbf10e0a43ee5ac2168d2a9842754bbffd2fe104fcf628be4764d |
| Publication page | f3b7456bf3d1f703a12492047ad5d6d1c1b6df1ebf4b0cf2525b7b6c9885cc53 |
| Manifest | 972e8894fa5e656e43a43f52b2f2d8f97947f3529fbf6457751d378ee7813949 |
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 | F8AFu+SBWBISIrQgeMBPT3YWK64trx7HveVQJEuxFhe3p4NumXRDTOazNIMOKkLOQ0vqLgP7FombXdfJcZXvAg== |
| 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
| 2026-09-17T10:53:09.809718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055026observed f3b7456bf3d1f703a12492047ad5d6d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:09.790975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055026/manifest.jsonobserved 972e8894fa5e656e43a43f52b2f2d8f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:09.770966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055026/publication.mdobserved e3db3d65750bbf10e0a43ee5ac2168d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:09.751521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055026/publication.txtobserved 4f564cee591a6860ee8c62fe4b2a85b5...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. |
|---|