OT-2026-000027693
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000027693) never changes.
Identity and time
| Publication number | OT-2026-000027693 · never reused |
|---|---|
| Internal UUID | 01a0ae72-699a-7a3a-812a-df45961ae068 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027693 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f1e66572873bd542622c6c667d133be6fde746c41bdd7b68ffd2081a8f94ea2 |
|---|---|
| Markdown | 6dd1fbe4636e3a91727b0861b3d44a096538becbb55ec8785381bfacdf038c71 |
| Publication page | 2f88d1b4b9f605914d4ef33d5fa29f3c21ec47a86cc52311f3256e4fd99c6357 |
| Manifest | 76e26f85cf8d03754984016f0f7e1fde2b475ce7c292444fa47bd503e2a8effd |
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 | ZVDp8I5PZEjcaZKmpRkYM6J5DJP7U+iZ1ijeeKsQdoAuG2TkTXPeTXR7sXBjFRAfIwEbmswE0OK+XzTvna+LCg== |
| 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
| 2026-09-17T11:43:14.264594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027693observed 2f88d1b4b9f605914d4ef33d5fa29f3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:14.245118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027693/manifest.jsonobserved 76e26f85cf8d03754984016f0f7e1fde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:14.227203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027693/publication.mdobserved 6dd1fbe4636e3a91727b0861b3d44a09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:14.200076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027693/publication.txtobserved 2f1e66572873bd542622c6c667d133be...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. |
|---|