OT-2026-000087890
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000087890) never changes.
Identity and time
| Publication number | OT-2026-000087890 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-71b9-bd37-471e4a10e13d · 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-2026-000087890 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5bb887ecd86320805892263ccb42f81a07e53bc708783c34f8f3fb52570bf1b |
|---|---|
| Markdown | bfe0d6ace4a4237429f8238253819b1a08fd5fcf4656b198742e4eef89d0063b |
| Publication page | 26eee8cf81910832ca212a1f8903ee595289060c238a5268e9c2600e95403ac7 |
| Manifest | 989808135505ec045178f4a08c06bacc8f5a05a2106adfb5d37bf942972e55f3 |
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 | 55FM5+wAFrmZdZOaXAe7/07sZnY6b6NUUinwFItc/HLYQio87kVBnLYTxuYwFYjWLw5ZkDwe555eK+YKHt9rCw== |
| 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
| 2026-09-17T09:49:09.756291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087890observed 26eee8cf81910832ca212a1f8903ee59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:09.737014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087890/manifest.jsonobserved 989808135505ec045178f4a08c06bacc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:09.717494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087890/publication.mdobserved bfe0d6ace4a4237429f8238253819b1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:09.699121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087890/publication.txtobserved b5bb887ecd86320805892263ccb42f81...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. |
|---|