OT-2026-000089907
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000089907) never changes.
Identity and time
| Publication number | OT-2026-000089907 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7293-a6c3-db37a3dff78f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089907 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c583a44d1fb09d7b3d14a83350e22b4bf55dac062f21feb4ee0e5ca301c380e |
|---|---|
| Markdown | d3a2cd5d35e6b9b2537570def6b3abf45cdfaddec1ebfba83d1ed3bc55962684 |
| Publication page | b29973e2062494c34c3656c6d62c2a58c6521e3bb5a80ffdac7144b30944189c |
| Manifest | a828a5814807e7e0ab75ac2b8a2b3d2c5e6280102f56bd7186708e537b177069 |
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 | lGyxpPDW680Cs7vwbMMPyClvDA0v7F3QaymYVHdd+X+QwyxF2p92EQQexbKMSTxRI+XTepaJwezNkBREtcMvCw== |
| 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
| 2026-09-17T09:45:10.535768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089907observed b29973e2062494c34c3656c6d62c2a58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:10.518145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089907/manifest.jsonobserved a828a5814807e7e0ab75ac2b8a2b3d2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:10.498224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089907/publication.mdobserved d3a2cd5d35e6b9b2537570def6b3abf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:10.480420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089907/publication.txtobserved 3c583a44d1fb09d7b3d14a83350e22b4...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. |
|---|