OT-2026-000028511
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000028511) never changes.
Identity and time
| Publication number | OT-2026-000028511 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-74e7-81f4-585b10b26d93 · 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-2026-000028511 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28e901958187dffa8d56b6b962efa2d5d16ba33927046bbaa63b101da1455f40 |
|---|---|
| Markdown | fd3bf1c2e58a20b1a0afbca5a14c4c515b1ebadc167c7f38dcdaacac3434c479 |
| Publication page | a68748a7deae7264380b72fb1889e8330b3c1df417afa61d55adb83b769334a1 |
| Manifest | f54a26da7b367cec8981309cb081ebb52b468a66ee94ddd50de489a7ed21a38a |
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 | PiL8YXsq/6hvi9AaRZGVhoBMW0WLQ5ARUOSa+ldjhe3xKIEPqlnRSzMdb8H2m3bnpo90FJJY5MJoe9uAXzDSBg== |
| 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
| 2026-09-17T11:40:46.627969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028511observed a68748a7deae7264380b72fb1889e833...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:46.606932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028511/manifest.jsonobserved f54a26da7b367cec8981309cb081ebb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.588790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028511/publication.mdobserved fd3bf1c2e58a20b1a0afbca5a14c4c51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.569652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028511/publication.txtobserved 28e901958187dffa8d56b6b962efa2d5...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. |
|---|