OT-2026-000073423
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line 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-2026-000073423) never changes.
Identity and time
| Publication number | OT-2026-000073423 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb8-7e6b-b3e3-58f447cacc64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073423 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7813a4c2dbbdfed88a6cc7e5ce8fd82b9f13ce68742e49d680ffd9f8cda3e2c2 |
|---|---|
| Markdown | 35ce4273babb963e1adb5610455682ac5d6f8707b88bfaa2118ed2a745210d92 |
| Publication page | fc5c91261a469308b884ae842b7a24800258e8e4f60c87e660ef9aba8c89edfa |
| Manifest | e7ab25c223b32d675414c8f29a74d7fcf6b56b987e6ff3e91172086e464edcec |
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 | Th+Nh05aFwbBXU9nCGqZbIf+LzMsvoEOVtrXbx+044wG1szKM0FaMl0+aDfDVB1UFTxwtidyEeqPx8j4pGEXAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:34.429762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073423observed fc5c91261a469308b884ae842b7a2480...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:34.412622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073423/manifest.jsonobserved e7ab25c223b32d675414c8f29a74d7fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:34.395880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073423/publication.mdobserved 35ce4273babb963e1adb5610455682ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:34.377583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073423/publication.txtobserved 7813a4c2dbbdfed88a6cc7e5ce8fd82b...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. |
|---|