OT-2026-000053058
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000053058) never changes.
Identity and time
| Publication number | OT-2026-000053058 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-71e6-a132-22b8574bc147 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 553e424f6cd068e3e787ffb8375c046cff8d9e458745d542dd335e38c9d01a70 |
|---|---|
| Markdown | 7cd37f4391a77d79eb8c1ea2ed9652a3016bfb0b5729fb97612a55f6bcee6351 |
| Publication page | dd49889e749ed134200e8b2dd032c5cbf9187598a4a65fc2e738ef3aa49c9790 |
| Manifest | 5fd34e354c9f608cbc485dc160f0561044d5c4f9de61cd06edef8f8066853615 |
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 | sezJNIf8o3pbQy9jSF3QHgJTQAheFyZIrPyn1TBp/OZptv722le/fMpcgiu5KKr1h3O7IIdvMxMxtV2WmcBVBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:46.251049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053058observed dd49889e749ed134200e8b2dd032c5cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:46.232302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053058/manifest.jsonobserved 5fd34e354c9f608cbc485dc160f05610...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:46.212676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053058/publication.mdobserved 7cd37f4391a77d79eb8c1ea2ed9652a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:46.193876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053058/publication.txtobserved 553e424f6cd068e3e787ffb8375c046c...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. |
|---|