OT-2026-000073021
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum 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-2026-000073021) never changes.
Identity and time
| Publication number | OT-2026-000073021 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7293-a06a-60f8b067a051 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58d45ca6bac76b09715af2913becd206f0b21be3f80f53470b12877c1c076b94 |
|---|---|
| Markdown | ccd422f65319429a40a9c9d7d982f101cba947e2f77d6b7e91b1c2951e31d960 |
| Publication page | fa835de566c24d54c5e02662d3ed4440a165f78d0d6c787f82efeafde6a9f200 |
| Manifest | 268d5c40114ccddb65f1dd7e8620627b22d4b099a3d7fe69b038bb96c0e20fe8 |
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 | e84cHlfj09jb+wpl4+2ZfgR6nOIBZqR34C3mcfjaM/QnfA1yozWYFPzE//1Qdx3gsBe1/Gyv2IXwJh5KskgpDw== |
| 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
| 2026-09-17T10:21:57.573151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073021observed fa835de566c24d54c5e02662d3ed4440...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:57.556539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073021/manifest.jsonobserved 268d5c40114ccddb65f1dd7e8620627b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:57.539418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073021/publication.mdobserved ccd422f65319429a40a9c9d7d982f101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:57.521704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073021/publication.txtobserved 58d45ca6bac76b09715af2913becd206...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. |
|---|