OT-2026-000071805
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000071805) never changes.
Identity and time
| Publication number | OT-2026-000071805 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e92-7e4b-8835-5ea7eb763585 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071805 |
| Status | PUBLIC |
Content hashes
| Canonical text | 537bbf8626a81263e1e8995dcaf48145dfe5329b4526d4e95fa016b1be62e33e |
|---|---|
| Markdown | bd5874a64947c4a1779e76ee909fb42af7277188c8d4ad814d99f2b704a58b2f |
| Publication page | e1968c8177419497221ff2fe435b304ae1db3550abc81cf8441841a291440e63 |
| Manifest | 0bfad3e8981df404d0e285f1f4ba7f6609ea7144fcef19845ec4c4ca14e43759 |
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 | 4H27AvLVpyHyNdUS+Su83c+ZzjJIiD70gaphWm0QSuiGNLNj1OuIBlnNvdFdyLP0TeRu8aUegrB4suTyg4Z+DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:58.663784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071805observed e1968c8177419497221ff2fe435b304a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:58.647644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071805/manifest.jsonobserved 0bfad3e8981df404d0e285f1f4ba7f66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:58.629907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071805/publication.mdobserved bd5874a64947c4a1779e76ee909fb42a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:58.606669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071805/publication.txtobserved 537bbf8626a81263e1e8995dcaf48145...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. |
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