OT-2026-000073050
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000073050) never changes.
Identity and time
| Publication number | OT-2026-000073050 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c816-734e-8b9b-75039d96f1d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073050 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12a3ff404f8b095cbe6e4457162c8dbb94256a9bd43e2f4186bbcd0874f4a044 |
|---|---|
| Markdown | 5163724aba50ae14d717743b8b106395a7161ee59b380406779d3ede084a305f |
| Publication page | dc581c284b96a10d5553708726b8e6a7c716e4dae431fcd8be54c00fe2216b61 |
| Manifest | 89ac7b515fa205c294be2e9dc585f84a3c1c89b6a42a7edafc9f5ddc651548b3 |
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 | 6vzxSbLPN4fWUAHDTjrvoj5l4PqGaSl5kcI3KCZam3000nC9/WdiWm2zn4ZGs/FallUeP+7jkRHFg4T7tZg/Ag== |
| 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
| 2026-09-17T10:21:59.678446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073050observed dc581c284b96a10d5553708726b8e6a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:59.660952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073050/manifest.jsonobserved 89ac7b515fa205c294be2e9dc585f84a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.642587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073050/publication.mdobserved 5163724aba50ae14d717743b8b106395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.624238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073050/publication.txtobserved 12a3ff404f8b095cbe6e4457162c8dbb...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. |
|---|