OT-2026-000017221
Publication integrity record
Single cup vacuum gripper, three 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-2026-000017221) never changes.
Identity and time
| Publication number | OT-2026-000017221 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c7-7549-8076-1a112fccca07 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017221 |
| Status | PUBLIC |
Content hashes
| Canonical text | c0a13c245c28fe5df590f53f7965943e66c57e3cb7ebc2e43bf9381b40b08e84 |
|---|---|
| Markdown | 37b8317f2c1d5efb607a10f54ac6fc67181b0cf5b10f5a53d54fa6d4927892c5 |
| Publication page | 943da3c27e291fc9253239b6a7effa9d6d99acc75f55c02608ca809a9be434c1 |
| Manifest | 4ec30531811667a656a48915dce1c16d1da1d552534a9e53e8376f0cde886c66 |
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 | w29tjGwF7Xd2HyeFf2/PySrfUUjZJK9HUcEHWzi4pbMFaCuBZWIx+LwZkXiOK9Mp/R354qZJkcpQ14U36Lt0Dw== |
| 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
| 2026-09-17T12:02:18.038292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017221observed 943da3c27e291fc9253239b6a7effa9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:18.021619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017221/manifest.jsonobserved 4ec30531811667a656a48915dce1c16d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:18.003607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017221/publication.mdobserved 37b8317f2c1d5efb607a10f54ac6fc67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:17.988027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017221/publication.txtobserved c0a13c245c28fe5df590f53f7965943e...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. |
|---|