OT-2026-000073930
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, vented 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-2026-000073930) never changes.
Identity and time
| Publication number | OT-2026-000073930 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8e-724e-85df-42f5c9d0cad1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073930 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c1aa2f899892389d30a7397d23e4c46d8883965241e300904764052be32109d |
|---|---|
| Markdown | fd54351c573fe7c9b34c1b8764774b4fa55302a306ddb08bff1a37f5aa39ff36 |
| Publication page | 52a0d74b31d492e198aee6400c5f5c7bd0114e2cf073175c9ce23be59da6394a |
| Manifest | 81f1767bb164946e9e2647c6d8c742a4cd8d67398199d933c0adecef578cc0d8 |
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 | UXDlQwDD4r6bctDCxrgr8K+0F/5SNWOhX/KDZPTw5YlkfrZow4gtRqYvdMCIhNkn8p/ORDdCk4HVh5FDZPbgAw== |
| 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
| 2026-09-17T10:20:12.714692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073930observed 52a0d74b31d492e198aee6400c5f5c7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:12.696265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073930/manifest.jsonobserved 81f1767bb164946e9e2647c6d8c742a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:12.677371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073930/publication.mdobserved fd54351c573fe7c9b34c1b8764774b4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:12.657086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073930/publication.txtobserved 7c1aa2f899892389d30a7397d23e4c46...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. |
|---|