OT-2026-000027223
Publication integrity record
Foam pad vacuum gripper, three zone face, three stage ejector, pulsed 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-2026-000027223) never changes.
Identity and time
| Publication number | OT-2026-000027223 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3454-7872-bc89-bcb493719550 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027223 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c4a040625a71c6262b94047fe7d81a22416ac54dcf0e51d4bef57734d029b39 |
|---|---|
| Markdown | bc877a6a3672ee82e24fa11ddb5fcdbf2338469bd4c63c398aca096f1de7d33d |
| Publication page | 9f9d404b63c890150316c72c828afcc55fc60cfe8c0ca3990095ad705c35bf98 |
| Manifest | e1f089ee94b87a9bea22e9927ba2b91eb6cb19a51f4a7da890de3fef58f81a76 |
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 | bRD6gTKYImVAEli2a0h0gs87Ia62LTsjNK5hmcd8mNwwJRMC9ubSWSk8XTkqb2nKtAsepbH0PBZScQU0CO3KCA== |
| 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
| 2026-09-17T11:44:06.927043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027223observed 9f9d404b63c890150316c72c828afcc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:06.907676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027223/manifest.jsonobserved e1f089ee94b87a9bea22e9927ba2b91e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:06.891445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027223/publication.mdobserved bc877a6a3672ee82e24fa11ddb5fcdbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:06.875379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027223/publication.txtobserved 4c4a040625a71c6262b94047fe7d81a2...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. |
|---|