OT-2026-000018432
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000018432) never changes.
Identity and time
| Publication number | OT-2026-000018432 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7c0c-b8f2-35552969886d · 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-2026-000018432 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0aecf92f41facf772a4ee1416f456e36a10e81c4f7ddfaf62d6a14cee9cc57f3 |
|---|---|
| Markdown | ae5d972a59d33e8447dca5c63b649de53d0e86aa67a5de2e7d3dbcfe492e461c |
| Publication page | 88fe035099e5ea857ac46e46c8662a8d87921b5efbca07e735cc36bb3bae0a00 |
| Manifest | bdd24489b3b197220980c9c689708f4bf0bc57fc33c7e6a6d95fddd954d1a560 |
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 | qTp/EDnEdX2AVdcrhNO5d+5ufOxU2leIAaIofj/NxvErZYOpXCOy9tscOJaTRnTOntEi+O8qsx5gW0uR7+Z7Bw== |
| 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
| 2026-09-17T12:01:11.014808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018432observed 88fe035099e5ea857ac46e46c8662a8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:10.996607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018432/manifest.jsonobserved bdd24489b3b197220980c9c689708f4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:10.976086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018432/publication.mdobserved ae5d972a59d33e8447dca5c63b649de5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:10.958851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018432/publication.txtobserved 0aecf92f41facf772a4ee1416f456e36...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. |
|---|