OT-2026-000008539
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000008539) never changes.
Identity and time
| Publication number | OT-2026-000008539 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46a-7518-9c1a-ab2cf5065af0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008539 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4fe0d93d2f9e8393f86a018fae1c15b7fa0ace116902e393339cea44b8e8fa3 |
|---|---|
| Markdown | 010a920cd2abad25c1fa4e174a1c046f8508faf927158a5d6b53e7f9c568e2a8 |
| Publication page | a9acfdf4afc0455d73632aa329a0023c703a603ea0cc4fc735451de2d5f03e94 |
| Manifest | 12b041fa5eea3cb8fe90e8734d6142d44757c18edc0a1e9826a496f8f0b1ac4e |
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 | /BLjG8OAyVbCoYALhXC5iGDFXdT9lq38+t6YjaZwK78FI+Bz9NkZwCS1ljciVRLwHQjSpa1bJh5IfUeqxCZgBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:27.771188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008539observed a9acfdf4afc0455d73632aa329a0023c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:27.751203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008539/manifest.jsonobserved 12b041fa5eea3cb8fe90e8734d6142d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:27.731357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008539/publication.mdobserved 010a920cd2abad25c1fa4e174a1c046f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:27.710128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008539/publication.txtobserved c4fe0d93d2f9e8393f86a018fae1c15b...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. |
|---|