OT-2026-000028343
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000028343) never changes.
Identity and time
| Publication number | OT-2026-000028343 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-71ed-947e-da9d6af00899 · 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-2026-000028343 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fceb3a770cdd846fb168243dce4ae6ba7418f510a77b48d7aa15b75621efa46 |
|---|---|
| Markdown | d879c31d0fc6874fc2e3c280bd20cc914aed4ac856ec65a7da8727891a1426e6 |
| Publication page | 4016b22115b5cc9c3d8a91a790d80c65a5bd377d7f1a3ea10a54a48d1ed2690f |
| Manifest | c807c8ccd0a883469e89085285f04560706707e909e7b3cf3abad5f5950280fc |
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 | 8yX59ZRDeiLway5qcAMO7JP5lT2VB1ODr/6CMhOwipP7A8itnaSYgSO+riHC9QRKs/US/RNckjVfSA34iENQCA== |
| 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
| 2026-09-17T11:40:21.072598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028343observed 4016b22115b5cc9c3d8a91a790d80c65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:21.053826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028343/manifest.jsonobserved c807c8ccd0a883469e89085285f04560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:21.033536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028343/publication.mdobserved d879c31d0fc6874fc2e3c280bd20cc91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:21.013154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028343/publication.txtobserved 6fceb3a770cdd846fb168243dce4ae6b...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. |
|---|