OT-2026-000018121
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000018121) never changes.
Identity and time
| Publication number | OT-2026-000018121 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b487-78f8-9f09-88b46bd63a7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3613fd3470bbb3d62f2dbf0c5dffedb99c8c79f0d18497965fe5b71fa52e3343 |
|---|---|
| Markdown | 107b236b8d95951068addb5b3dd6d5d554fef2313aae65989557ed58bd5f0203 |
| Publication page | c6f125521bbebeeb9a004f4ea470736c65543c6d7678c36c6dc27a34e9e76123 |
| Manifest | be95dbc07727ad9e4dda6c336b973d973fc44369ce0f8c12e3c34c8ced236d30 |
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 | NOLTGN5CO3B1MBhTS5+vCq7ItxMtBvpA+3n12A5Phv61E8Ucx0DWY0O3eZKV2SO9H7804M+3Rjp311iBS9CfBQ== |
| 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
| 2026-09-17T11:59:51.824330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018121observed c6f125521bbebeeb9a004f4ea470736c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:51.808790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018121/manifest.jsonobserved be95dbc07727ad9e4dda6c336b973d97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:51.790967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018121/publication.mdobserved 107b236b8d95951068addb5b3dd6d5d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:51.773246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018121/publication.txtobserved 3613fd3470bbb3d62f2dbf0c5dffedb9...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. |
|---|