OT-2026-000022131
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000022131) never changes.
Identity and time
| Publication number | OT-2026-000022131 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fb-7e1a-8a65-5bd5c3348a87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022131 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba968e253eac6ec5d8ab8378c8473aae628d5044a7071fcfd4882750154e79fd |
|---|---|
| Markdown | 76f11b56f343f7aa17651d8aff5b893a71ce51b3286f1a970755863a511b4f3d |
| Publication page | 9c4d8994830c88cff026dd14b1e2498bceff75e0e063c8555d5fac9a4e18fbd8 |
| Manifest | dcd5a3358fc05d6feef588eb074cd930d096c9ad7afd3f38f6a2b0174a7e7469 |
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 | W0IjHxV6s47w55hOobn3kmnaurl65JASvN6fpTWJHQwwBsp0WTXReroTzF3Ft0+RAiFrbp7rVhPQYQlu5bXhAg== |
| 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
| 2026-09-17T11:52:48.194593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022131observed 9c4d8994830c88cff026dd14b1e2498b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:48.176226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022131/manifest.jsonobserved dcd5a3358fc05d6feef588eb074cd930...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:48.159056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022131/publication.mdobserved 76f11b56f343f7aa17651d8aff5b893a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:48.143071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022131/publication.txtobserved ba968e253eac6ec5d8ab8378c8473aae...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. |
|---|