OT-2026-000020460
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000020460) never changes.
Identity and time
| Publication number | OT-2026-000020460 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7b4a-b5f9-5857c440b66e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020460 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff1beb6451faef26b15c1e294a6135571c0a20ac53987dbd35e910f33be6dc72 |
|---|---|
| Markdown | e682aae5580d8d54764a3534a227f380a5231cc75682b58b34246b1b0075d96b |
| Publication page | 7f123d3fe2273aa189dceb94673b1bfde38705924e4095b036c27acbd893c922 |
| Manifest | 0f2429a07e8bb6cff051be145ead77ce1edb020eb9b2b1b04390a98a4ea29dde |
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 | JEPWxpBG3yrvjcL7lTFjT63TLdK50UuF5Fc1bzmOSDUOS3X/mV4hDeDnhdaAlRDVGnAihoyn1rweUEffs4rqDg== |
| 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
| 2026-09-17T12:00:23.572315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460observed 7f123d3fe2273aa189dceb94673b1bfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:23.554043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460/manifest.jsonobserved 0f2429a07e8bb6cff051be145ead77ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.533156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460/publication.mdobserved e682aae5580d8d54764a3534a227f380...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.515698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460/publication.txtobserved ff1beb6451faef26b15c1e294a613557...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.218308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460observed 7f123d3fe2273aa189dceb94673b1bfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.199140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460/manifest.jsonobserved 0f2429a07e8bb6cff051be145ead77ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.177569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460/publication.mdobserved e682aae5580d8d54764a3534a227f380...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.158333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020460/publication.txtobserved ff1beb6451faef26b15c1e294a613557...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. |
|---|