OT-2026-000090450
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, sustained 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-2026-000090450) never changes.
Identity and time
| Publication number | OT-2026-000090450 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7033-adf3-60f8a7169b35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090450 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9280c3769e44b20eee5662672a2c35286a2cf9a9119ce61579a554211be69fd8 |
|---|---|
| Markdown | 582aeb42d5fae8c3ecd1ef459a457c81860b4e7fbe4542cbbf9b90528f7969ed |
| Publication page | 648bf5538509bb1ea88db22b753107b4be29a568e893ab0ca890e0b25a44e89a |
| Manifest | 3c4e88dd25c5a2d798c504ca79eb87d64cb69ac30bac4442f7aa7d26bceaf65f |
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 | xWxVRQjygu8xD5GwBm/2iCZvNQr5o8aDuZlbh0IttCJ5wWmd1xesP3rVhYXrI/hM27ut0RlGGfaPBMWwFGkXCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:34.353349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090450observed 648bf5538509bb1ea88db22b753107b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:34.336798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090450/manifest.jsonobserved 3c4e88dd25c5a2d798c504ca79eb87d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:34.319858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090450/publication.mdobserved 582aeb42d5fae8c3ecd1ef459a457c81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:34.302777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090450/publication.txtobserved 9280c3769e44b20eee5662672a2c3528...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. |
|---|