OT-2026-000028336
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, sustained blow-off before set-down
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-2026-000028336) never changes.
Identity and time
| Publication number | OT-2026-000028336 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7227-ab3f-2fe25d1ae37a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028336 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2eddfa5f2c0ad86f284f99ea6e90f356d47eb8b5d9f058dcf7f7a1fcd9776d4f |
|---|---|
| Markdown | 77d1e470ce6e570b381c6762de290a2c6b575d30a6f8e06c3f6ce95c1e2f735e |
| Publication page | 4c4c054393eb25dac6cbc3bf9d4c8f77bf588af9bd887717da2fe44db7ca5118 |
| Manifest | c66b40a55189977a103e50b92e097ce1e2cca84a4d5954883f542ab184fe1bcf |
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 | oJPSsnn+dc/oa67k5h7orkxTitYsQQUDcnnrNsFkeMUhpWFsax9/UvrJ/KSiPDLqYs80baJl3v8kcn1aCq7gBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:20.515186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028336observed 4c4c054393eb25dac6cbc3bf9d4c8f77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:20.492546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028336/manifest.jsonobserved c66b40a55189977a103e50b92e097ce1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:20.475421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028336/publication.mdobserved 77d1e470ce6e570b381c6762de290a2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:20.456680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028336/publication.txtobserved 2eddfa5f2c0ad86f284f99ea6e90f356...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. |
|---|