OT-2026-000026850
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000026850) never changes.
Identity and time
| Publication number | OT-2026-000026850 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3452-7f4f-aaba-beb28eca4f31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026850 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4e439a276001d7d7ce6af10a10a136d2f57583a058e13271d82680e73062333 |
|---|---|
| Markdown | 68e8ec264ab3a0c5865a225866c2279ff68b8274eba729d53389f2bbc2533ce2 |
| Publication page | 960e95fa7c62fede777b98ae5db1f35a5dfb1827891865581f80435c74abd728 |
| Manifest | ff091cdc358a5e32073fac39daa442a80d973b0f06bf500f9e54ae9d2d7b1759 |
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 | FBdwj9lKrIO4IZLHIPO7QAxKcMKzL5QrTZc1YQVGWXSIuYxjh6qbobaDgfs3bhLvx41elqNssVq1oKU8wT9lDA== |
| 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
| 2026-10-16T08:41:10.102188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850observed 960e95fa7c62fede777b98ae5db1f35a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T08:41:10.049350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850/manifest.jsonobserved ff091cdc358a5e32073fac39daa442a8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T08:41:09.967559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850/publication.mdobserved 68e8ec264ab3a0c5865a225866c2279f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T08:41:09.836558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850/publication.txtobserved e4e439a276001d7d7ce6af10a10a136d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T04:23:35.615838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850observed 960e95fa7c62fede777b98ae5db1f35a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-10T04:23:35.599297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850/manifest.jsonobserved ff091cdc358a5e32073fac39daa442a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-10T04:23:35.564176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850/publication.mdobserved 68e8ec264ab3a0c5865a225866c2279f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-10T04:23:35.535641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026850/publication.txtobserved e4e439a276001d7d7ce6af10a10a136d...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|