OT-2026-000020212
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000020212) never changes.
Identity and time
| Publication number | OT-2026-000020212 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-752e-87c3-29055fa09757 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020212 |
| Status | PUBLIC |
Content hashes
| Canonical text | e95a240422cfdd740a9ff90d8bfa4a0a41690e059c3c3058ccadb82b962fe2d8 |
|---|---|
| Markdown | 2d71e689768027ecfa3f34d43918f9ac11bcaa973ee3a2f8febf296dc21bc7bc |
| Publication page | e696e9951ee97bbf38b1ff49cec8a3408ac0fdeebf5f5ba6671d16fc255e0d21 |
| Manifest | 16df904c2c0dcb9fa16147e1acb0fda9ad11b94843aedad27ea2d42a7ef9c165 |
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 | BBHeLsKIglft92kMQUwoQ4p7ZUtC21VcuD54eousvjDObhvLGqYCd4NnctGBxELFtrfg4eFgdLNjgWn/rS0YCw== |
| 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
| 2026-09-17T11:56:32.703609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020212observed e696e9951ee97bbf38b1ff49cec8a340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:32.685159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020212/manifest.jsonobserved 16df904c2c0dcb9fa16147e1acb0fda9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.665382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020212/publication.mdobserved 2d71e689768027ecfa3f34d43918f9ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.645910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020212/publication.txtobserved e95a240422cfdd740a9ff90d8bfa4a0a...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. |
|---|