OT-2026-000049781
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000049781) never changes.
Identity and time
| Publication number | OT-2026-000049781 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fef-7fd2-b482-9fb7a9d0de94 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049781 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b6d4aa30cd0e475095ddf3a21c6338c3a60ff1a807b2eb85cebb169dd322dbc |
|---|---|
| Markdown | 4aa9ead8393506f778602e78a6087a8c91fe8346e2c195ee48f72a972b0e0c79 |
| Publication page | b34751f58ed6561b8a0dbbaa3c66177581d22b2a1d1f7d6ea754702ec7792696 |
| Manifest | 7bc1adcdeef0b42a6fd3e15958d5966d13523a7f086a601f7a948a5017030bdf |
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 | 5Nyw9XgqsweJy8lqJhRKs8vReKwHz/RMDmyimYMtTrz81BV60uIZ3lrv/tgNER8lfNn/NUoqJ5VRmsGE00w8BQ== |
| 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
| 2026-09-17T11:02:53.878164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049781observed b34751f58ed6561b8a0dbbaa3c661775...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:53.859535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049781/manifest.jsonobserved 7bc1adcdeef0b42a6fd3e15958d5966d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:53.841472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049781/publication.mdobserved 4aa9ead8393506f778602e78a6087a8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:53.822512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049781/publication.txtobserved 2b6d4aa30cd0e475095ddf3a21c6338c...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. |
|---|