OT-2026-000087783
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087783) never changes.
Identity and time
| Publication number | OT-2026-000087783 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa4-7228-a496-9479e5fd518c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087783 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7572b431cb122384601e5df09f026fbfda18831f9cca9155239be84e7a43464e |
|---|---|
| Markdown | 1b1f4b341720bbc7606fa75d190044edd33d3b10995af44fc205e4a2e74ab678 |
| Publication page | 048141b09274cdbbbb11e9b158f1f6d8a76d480d422d71f7625492398b57d604 |
| Manifest | 997da611856c1332bb3f178ef992764cc90d99660e4c01fe37560a62c9c7bf18 |
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 | 1xiEGG066C8XO0lVbEVlYyVUHVcMhGF5sbuq/WY5VddMh3NZ5cmmVG5A0st5qnXH+/oT19a29nQ8UbdNE2joCw== |
| 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
| 2026-09-17T09:48:56.002442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087783observed 048141b09274cdbbbb11e9b158f1f6d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:48:55.984763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087783/manifest.jsonobserved 997da611856c1332bb3f178ef992764c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:55.968287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087783/publication.mdobserved 1b1f4b341720bbc7606fa75d190044ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:48:55.765272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087783/publication.txtobserved 7572b431cb122384601e5df09f026fbf...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. |
|---|