OT-2026-000087497
Publication integrity record
Two bellows cup vacuum gripper, two zone face, 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-2026-000087497) never changes.
Identity and time
| Publication number | OT-2026-000087497 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-7468-9abf-b8d9b5bb8d12 · 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-2026-000087497 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a7d2c5e3011b32d3faf220b49e13bc9edb9f79c3997e04cfc160852d391b22e |
|---|---|
| Markdown | 1aaa5c41c8bbebd401953f63bf952196da6b10164bd6f44e1b93f0e213b1d4da |
| Publication page | c25e867b9fd37f362431ad7e22c73ba9288d0509fb0ba74e83ef812e8a33e8f7 |
| Manifest | 6cd77ffac7ad26050dca89a875824bb51a5721cbd39b5ddcd24da57ad9a617f6 |
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 | lYt/unj6YrAPKVXLcpklFKXwutpd5pYVwgl/p1CTuYAzHlb7iyEt+T9V1eK85NtudfRMCUgostcGn+er2yZ8AA== |
| 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
| 2026-09-17T09:50:49.736883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087497observed c25e867b9fd37f362431ad7e22c73ba9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:49.719331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087497/manifest.jsonobserved 6cd77ffac7ad26050dca89a875824bb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:49.703077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087497/publication.mdobserved 1aaa5c41c8bbebd401953f63bf952196...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:49.685576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087497/publication.txtobserved 2a7d2c5e3011b32d3faf220b49e13bc9...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. |
|---|