OT-2026-000048391
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000048391) never changes.
Identity and time
| Publication number | OT-2026-000048391 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-7017-8554-a0b2c26e051f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048391 |
| Status | PUBLIC |
Content hashes
| Canonical text | 867a4d1cee8b601073ef121ef2f54422d90da848c1b54aabbcac5b0d24d02270 |
|---|---|
| Markdown | 71e4ca1f600ef9a370c2b362a17bd25d04ac643b051cd77816ab297aa5a6a79c |
| Publication page | fa5e5c49a61256bdefe23ade19cafed686b264a36d6fa1a1f03561151f1bea3b |
| Manifest | 0a4c243dc8fa51e03c468b5e0829c2121b5cccd54a085e921e7b492dafe6643b |
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 | FoFiSr3Q7vyfYOpwVJh8kcCDwVq8wZQX2A0KOP6xtyK6cKMcYSIxrwlrH8pZdtPEIv9dIdIpnbgTKEMeoN77Cg== |
| 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
| 2026-09-17T11:05:01.435702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048391observed fa5e5c49a61256bdefe23ade19cafed6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:01.417860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048391/manifest.jsonobserved 0a4c243dc8fa51e03c468b5e0829c212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:01.400299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048391/publication.mdobserved 71e4ca1f600ef9a370c2b362a17bd25d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:01.375706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048391/publication.txtobserved 867a4d1cee8b601073ef121ef2f54422...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. |
|---|