OT-2026-000088540
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000088540) never changes.
Identity and time
| Publication number | OT-2026-000088540 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-8f0e-75b8-ab83-3dfd6deadbd8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:45.441378Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088540 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7185022b5f39a712f1d6dad5f5be68b8e619791630fcf178b2dc6130782ed856 |
|---|---|
| Markdown | 616f59c5805bbc714991581cd504882da290602f2cff3f9976a9cb682c66740a |
| Publication page | d879bd821796962b6f4163c7d73978adef37d906c08c86a4c5ee2d53928513b2 |
| Manifest | df6daeab1c39d770ae6d838877b7e6b2f6b71b66efbb1b5f7cf2ac4781e91a8e |
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 | 9hyg1+UTh+8BnGmCHSdx0dfFicELxSEA4aRgBkToFRmz2Lkze/RIyZIuS1NU0nZfiCoIj8jTFhuKL5t99WCOBA== |
| 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
| 2026-09-17T09:47:42.501081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088540observed d879bd821796962b6f4163c7d73978ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:42.484285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088540/manifest.jsonobserved df6daeab1c39d770ae6d838877b7e6b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:42.466812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088540/publication.mdobserved 616f59c5805bbc714991581cd504882d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:42.449550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088540/publication.txtobserved 7185022b5f39a712f1d6dad5f5be68b8...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. |
|---|