OT-2026-000042991
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000042991) never changes.
Identity and time
| Publication number | OT-2026-000042991 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3277-7d80-9eae-3af67b3d6e0d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21564de28d77fcbf65bc68bcb7e6944107fcd9489b343c9f0bce765238a0e05f |
|---|---|
| Markdown | d6614ccc255de9dd96a824bd1ab596740b1c20e32ebd6c567a995b12d4fd6371 |
| Publication page | 51b78adb3193a3fa87bbcca2617bb6b1529ce4d6e42d1a3d89c551e0cbffaf63 |
| Manifest | 61f1104284d2b6c21f3196fe8ffe3ec854ab3fb25bd9563501d9cbe06124ca18 |
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 | xCFF/pbDlUArnudhkUk5RzqxbgRWxOX3IGS9h5hHqRQqH/xhKIVTFCQiupYEMXtxoSNFVx36USwaygYl9wa7AQ== |
| 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
| 2026-09-17T11:13:17.798253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042991observed 51b78adb3193a3fa87bbcca2617bb6b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:17.779030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042991/manifest.jsonobserved 61f1104284d2b6c21f3196fe8ffe3ec8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.761023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042991/publication.mdobserved d6614ccc255de9dd96a824bd1ab59674...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.742118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042991/publication.txtobserved 21564de28d77fcbf65bc68bcb7e69441...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. |
|---|