OT-2026-000029691
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000029691) never changes.
Identity and time
| Publication number | OT-2026-000029691 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7e98-b7b0-b75a10d1e551 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029691 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2217fa584ca92d65d4a2e0d4460cf3af1c7ca0c0a567bc6b74032d06e085cff0 |
|---|---|
| Markdown | 2096b15704d124d8a09a4cfdfa640836eae18daec554d5819bd02892ad7bd865 |
| Publication page | 66a4e90257972adc88787c0944fd7ba4ff686c2009ca2635a0ab824959959e0c |
| Manifest | 04761feb3058189a6e913a14d3eed2bb5b0f2356b26f5ceca07c60c88697407c |
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 | 6r0t93Y2p/Ofm9yM6zjpr6Tt3OQpxsbgJELzirKS1ZjoxZbkxHkL2jThC8zo+azeRUEbkOhQpHLSDInwqO2YBw== |
| 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
| 2026-09-17T11:39:25.091994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029691observed 66a4e90257972adc88787c0944fd7ba4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:25.074033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029691/manifest.jsonobserved 04761feb3058189a6e913a14d3eed2bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:25.056415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029691/publication.mdobserved 2096b15704d124d8a09a4cfdfa640836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:25.038143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029691/publication.txtobserved 2217fa584ca92d65d4a2e0d4460cf3af...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. |
|---|