OT-2026-000074070
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line 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-2026-000074070) never changes.
Identity and time
| Publication number | OT-2026-000074070 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-709b-acbf-21efac03c2c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074070 |
| Status | PUBLIC |
Content hashes
| Canonical text | 260ad5771622b7c55fa8645cd95476e88f4e0a19af6af3f4a2134eaae4d84483 |
|---|---|
| Markdown | 66682e38a81ad756eb81a9c762a930fc7033d8bccd66a2580070b4161cc9af9a |
| Publication page | 1304f59fd0c8abd1ce5592ce0379765bce451e82c9237366ad0ffa064e44e5e1 |
| Manifest | 1ef99b66b479b3f3524298747d4b8349d41908f0fa6df30cfc76fe14b3e96f43 |
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 | 3eEj5vHUc3rR5Hm3OXoNFkb4EKbRjCtak5rXM6SgGjk95i+XdlGRv9qe7fD8F5IG4wfNdTo4JsCUu9s2OKj4AQ== |
| 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
| 2026-09-17T10:20:24.111528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074070observed 1304f59fd0c8abd1ce5592ce0379765b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:24.091090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074070/manifest.jsonobserved 1ef99b66b479b3f3524298747d4b8349...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:24.072172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074070/publication.mdobserved 66682e38a81ad756eb81a9c762a930fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:24.052705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074070/publication.txtobserved 260ad5771622b7c55fa8645cd95476e8...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. |
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