OT-2026-000073515
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000073515) never changes.
Identity and time
| Publication number | OT-2026-000073515 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb9-7a6f-9151-3ac8234e6ae8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84bb3ff754bc54ed5a75c5bcbd0a0434521955b03dcb9663b42b9a72b2c950cb |
|---|---|
| Markdown | 9b851fbe817240507cc773ddef0509ef69ecb2cd34589b9155d640c7459d59ec |
| Publication page | 7744384a7b25320a070ec141bee1e717606e102b5ad2b1c59d7cf8fb86714e6c |
| Manifest | 734602c59cbaf8fed7997114d3b59e3d0842d6e75559ba857dd91f8e3dcae348 |
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 | qdkDaXrhpSJEbPtwz2RkYhFz0HCp+h22x9IkVypycEVjTHDzEPVzDApmQH7y9Qw3CPaGTfuMUtyiexNoe8TnCw== |
| 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
| 2026-09-17T10:21:41.121908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073515observed 7744384a7b25320a070ec141bee1e717...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:41.105827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073515/manifest.jsonobserved 734602c59cbaf8fed7997114d3b59e3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:41.087376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073515/publication.mdobserved 9b851fbe817240507cc773ddef0509ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:41.069311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073515/publication.txtobserved 84bb3ff754bc54ed5a75c5bcbd0a0434...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. |
|---|