OT-2026-000089735
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000089735) never changes.
Identity and time
| Publication number | OT-2026-000089735 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-7157-80bd-5b852a39255a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089735 |
| Status | PUBLIC |
Content hashes
| Canonical text | 429db1a6cbf29304e14e8712a3e34eb1df9583578993b99b2ebaa8829a1e02ca |
|---|---|
| Markdown | f2cb8331ab2cdb6d4db44f82ebdf334732f9e7e6978635c90989da99c09b1943 |
| Publication page | 7e53ae51796bc6db13354a718212f3f6a93f41cb809d9ebed7933cf9ad3fe243 |
| Manifest | ea57d706be84f3ee1a78cb1502054de09cbec4e5e512078f74dbed418324597e |
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 | MK7OBtcyVmgDNqY1/LTF3lEv9Sbpw2sZ/13PX4C3qaaut8C+9VPGkPHG93y/5r7hupPI4rxbXIeb2ROv6S1pAQ== |
| 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
| 2026-09-17T09:46:44.579377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089735observed 7e53ae51796bc6db13354a718212f3f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:44.563202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089735/manifest.jsonobserved ea57d706be84f3ee1a78cb1502054de0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:44.546848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089735/publication.mdobserved f2cb8331ab2cdb6d4db44f82ebdf3347...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:44.529508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089735/publication.txtobserved 429db1a6cbf29304e14e8712a3e34eb1...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. |
|---|