OT-2026-000076856
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076856) never changes.
Identity and time
| Publication number | OT-2026-000076856 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-7d13-b49d-4634693a8ece · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076856 |
| Status | PUBLIC |
Content hashes
| Canonical text | effc57b2d0c2f706d2ae41ba68c9286c87b878f2938d009349fd8b84dce5a52c |
|---|---|
| Markdown | 25dce36a816490ccec9e51098310e386f81a6f165c3cbff2b491ca50e8814609 |
| Publication page | 4ffd7ecf75998f45436cc341910f2ca508babea5c29ea9657257a88762072b00 |
| Manifest | a33ac8aa8e54efd81782093ee8c7b1168f14d15f4c75b28bf0da7dd4e13606b8 |
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 | ckfssIP/BwWSCcCgLFCi3SpmnUCb9mxVVLnWf7dVZDPjOURhvbWTgX+sg21wqwK4VX0dVAO/tIgBmkpctgPBDg== |
| 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
| 2026-09-17T10:09:44.778102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076856observed 4ffd7ecf75998f45436cc341910f2ca5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:44.760161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076856/manifest.jsonobserved a33ac8aa8e54efd81782093ee8c7b116...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.740421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076856/publication.mdobserved 25dce36a816490ccec9e51098310e386...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.721943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076856/publication.txtobserved effc57b2d0c2f706d2ae41ba68c9286c...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. |
|---|