OT-2026-000005225
Publication integrity record
Vacuum cup gripper, four zone face, plant vacuum fed, pulsed blow off after 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-2026-000005225) never changes.
Identity and time
| Publication number | OT-2026-000005225 · never reused |
|---|---|
| Internal UUID | 01a0a931-ee84-769e-8a12-84ccf0417b93 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:50:16.968012Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005225 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5760dc82f33dd0226fc89c00f139648ceb65cde6fb0f457f5224d3152bf9d08c |
|---|---|
| Markdown | f54c25ee4541414d7e35dca753e5c3bd64b4ada760887c65fcefd17c258adf98 |
| Publication page | 4220c432cf2b56feeaa8ce10cd1c7f6dbac81a3bc24e0547eb851dd293710502 |
| Manifest | f442665ab942b40e854bc6d2f960b21bf46eda2fbf5405ee9803d980e89ebfda |
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 | +kCx1++y9QNwSj0iMs7nDoJQ6hqW46S5LtZR4BqjNOpYHOU06PUNLGUpTvUzzYAvXqSeOXoZ5Ib0WgvB07ZeBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:41:15.374025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225observed 4220c432cf2b56feeaa8ce10cd1c7f6d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:41:14.961066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225/manifest.jsonobserved f442665ab942b40e854bc6d2f960b21b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:41:14.374447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225/publication.mdobserved f54c25ee4541414d7e35dca753e5c3bd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:41:13.660181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225/publication.txtobserved 5760dc82f33dd0226fc89c00f139648c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.655656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225observed 4220c432cf2b56feeaa8ce10cd1c7f6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.643622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225/manifest.jsonobserved f442665ab942b40e854bc6d2f960b21b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.630368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225/publication.mdobserved f54c25ee4541414d7e35dca753e5c3bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.493430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005225/publication.txtobserved 5760dc82f33dd0226fc89c00f139648c...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. |
|---|