OT-2026-000087727
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000087727) never changes.
Identity and time
| Publication number | OT-2026-000087727 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd55-72c6-86c7-0bc4f07d7036 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087727 |
| Status | PUBLIC |
Content hashes
| Canonical text | c385486a5c96f21e8ac6f469c0bf1049855075c74b2b2a3e0def424d155f461c |
|---|---|
| Markdown | 6d2f95af84ac4a2e4f24db0a9a02501f683f91aa76015a8f6ca99c9e697b5434 |
| Publication page | b08384c259abab03ab10bb0336273c4b4f46544928922b3e951087dc09046e94 |
| Manifest | 4ca6fa25a18858578568b852de9ddc28fb47b62c3efefb72d6d1340328739e18 |
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 | KElS/HKdYpVc4B3+mc3op6qCAggT7cC8n7hblcqtuFKtnkDaueXgD8EyP1FlGaAMfWF4/VfdgfAe040AB7K5CQ== |
| 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
| 2026-09-17T09:51:10.826612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087727observed b08384c259abab03ab10bb0336273c4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:10.811117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087727/manifest.jsonobserved 4ca6fa25a18858578568b852de9ddc28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:10.795952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087727/publication.mdobserved 6d2f95af84ac4a2e4f24db0a9a02501f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:10.780132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087727/publication.txtobserved c385486a5c96f21e8ac6f469c0bf1049...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. |
|---|