OT-2026-000020160
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000020160) never changes.
Identity and time
| Publication number | OT-2026-000020160 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7c69-9a93-0ac97e605e29 · 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-2026-000020160 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd90aacc7ac3cfc2b362f0047665abdca3336a3685f607673297dd25abb332b7 |
|---|---|
| Markdown | 8668fee43d57e7ebe8059a524bf49074a41506d26cd1984b61785f6bbc8bb9c4 |
| Publication page | 3b8e2eea3f299362aa783d310f6d1296434c170042c36ae5bda6bbaee0ba92f6 |
| Manifest | 3a5e5aa1bb95dc1ba63419e482cc3450cf6c32c5bed37c006eb70716718d1380 |
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 | pN2sn/2Gr2s3b7flN9m8j7zLsHPivI4gjYtc7Gw8cy1vQC/HFJv2o8ZKqs7Vadq3OFH+a3OEPs0cZOmrvS10AQ== |
| 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
| 2026-09-17T11:56:28.603834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020160observed 3b8e2eea3f299362aa783d310f6d1296...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:28.586868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020160/manifest.jsonobserved 3a5e5aa1bb95dc1ba63419e482cc3450...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.568149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020160/publication.mdobserved 8668fee43d57e7ebe8059a524bf49074...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.550306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020160/publication.txtobserved cd90aacc7ac3cfc2b362f0047665abdc...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. |
|---|