OT-2026-000050830
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000050830) never changes.
Identity and time
| Publication number | OT-2026-000050830 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-710e-9ca6-d5dec3d0bf9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050830 |
| Status | PUBLIC |
Content hashes
| Canonical text | cec08fedf3aab2547f523276b56d6b7c322ae97b0a29d9b1a64abf745fe48a42 |
|---|---|
| Markdown | 9601caf694742100c754c9d7847d57243e6aff785e2b059e845b3cfb1a81c997 |
| Publication page | b74de37e4f92ae65910d012e3e2ffb428dd224aacf6f0dd960b5ed6db77e8f7e |
| Manifest | 504e8a4ba787dd8d66cdccc293cd568950c1f79467ec53b5d7d0a86ab35581de |
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 | WDrqx5pKMGNllw67A68dX7JTp/adxz3MKhx5tPWB0eGeCXAMZ4Y2pjm5h51HyuBW5zhIbQPAKYsByg6M9S8yDw== |
| 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
| 2026-09-17T11:00:23.183454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830observed b74de37e4f92ae65910d012e3e2ffb42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:23.160596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830/manifest.jsonobserved 504e8a4ba787dd8d66cdccc293cd5689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:23.154202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830observed b74de37e4f92ae65910d012e3e2ffb42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:23.135407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830/publication.mdobserved 9601caf694742100c754c9d7847d5724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:23.122850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830/manifest.jsonobserved 504e8a4ba787dd8d66cdccc293cd5689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:23.111133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830/publication.txtobserved cec08fedf3aab2547f523276b56d6b7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:23.091501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830/publication.mdobserved 9601caf694742100c754c9d7847d5724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:23.070053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050830/publication.txtobserved cec08fedf3aab2547f523276b56d6b7c...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. |
|---|