OT-2026-000087578
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two 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-2026-000087578) never changes.
Identity and time
| Publication number | OT-2026-000087578 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-7e7f-9d99-1d2b9279202b · 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-2026-000087578 |
| Status | PUBLIC |
Content hashes
| Canonical text | 902f3cd8a4c3ed4fc3fcca9e4ba92a541b900a8ea47f9853888bcd8c146858a1 |
|---|---|
| Markdown | d523ba6dd998f115b0222e37aee98f75636277cbbb310479e789bc84e563e403 |
| Publication page | 3c89dec299facaa1ef166c623cb01dbf5652e77390721920cad021160e42164b |
| Manifest | e3bc21dbe9235a4bd60e4b6c61e3e87651d07ef2ebe516676ddb62ec0d720175 |
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 | zmo7NxWV4xXGUq0eKPZaTLZ7HoWco4ahDSK4tra2fT2/OhTCpQiTkiP35ZjOyhVLy8AfPXEux8qOKK6RtMFuDg== |
| 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
| 2026-09-17T09:50:55.509901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087578observed 3c89dec299facaa1ef166c623cb01dbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:55.494057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087578/manifest.jsonobserved e3bc21dbe9235a4bd60e4b6c61e3e876...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:55.477731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087578/publication.mdobserved d523ba6dd998f115b0222e37aee98f75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:55.461519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087578/publication.txtobserved 902f3cd8a4c3ed4fc3fcca9e4ba92a54...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. |
|---|