OT-2026-000089170
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six 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-2026-000089170) never changes.
Identity and time
| Publication number | OT-2026-000089170 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-7c54-a6bb-a0d699adb2bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f214f346fbdaf9162b87ee9f6e61b3683b8e40c12825a8785a20359f84a8db2 |
|---|---|
| Markdown | 571a9cbf5989a30e3f7dffba1da56ec7f4e8161b9bda4211151e8c9244ae022a |
| Publication page | d8b295042054493fbf688ed72f3499a7ac42b4d555f9bdbdfe66a8df8d9595f3 |
| Manifest | f4a0da37f27e856b098d838c49039959c394051232d1c889c59e0f40e3b0e766 |
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 | 3XuImgvUTKJGJmNg5XJC9zoqXpBigaeZULr1QbIIbeZMsKnKKQx1Bz5vBCrYK7/daITTIUuOcp2N3B8KtBJqDg== |
| 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
| 2026-09-17T09:47:10.755263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089170observed d8b295042054493fbf688ed72f3499a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:10.737839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089170/manifest.jsonobserved f4a0da37f27e856b098d838c49039959...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:10.720872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089170/publication.mdobserved 571a9cbf5989a30e3f7dffba1da56ec7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:10.704015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089170/publication.txtobserved 2f214f346fbdaf9162b87ee9f6e61b36...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. |
|---|