OT-2026-000028826
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000028826) never changes.
Identity and time
| Publication number | OT-2026-000028826 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9c-7262-b5cb-55211dcc15f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028826 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03834390c362f0039761572852a4dfb4d3e93cd405607195a07aaca29c4d8dbf |
|---|---|
| Markdown | aa4a1bb773ef723931da1d46c23fdc4aac18a29d2c62dfcefac6c1d716cf01b7 |
| Publication page | 7dcba794958cef2420676a883c58a5cd5e00b2b31a085bf75b49bf91a9dac30f |
| Manifest | 105e8ea5b7296a6080e8c6f6e7ae1004729f48e9c07efb445ab2c8a03e4d070a |
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 | t7GqR8+TTG2xZqpff8uuLRlUAQW6NEsxD3tDFlIXDRl4QpY7dyTWAeIlSEVX98weGPbYIqMSvFBSh8ByUkoGDA== |
| 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
| 2026-09-17T08:20:04.717981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028826observed 7dcba794958cef2420676a883c58a5cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:04.695162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028826/manifest.jsonobserved 105e8ea5b7296a6080e8c6f6e7ae1004...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:04.598097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028826/publication.mdobserved aa4a1bb773ef723931da1d46c23fdc4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:04.580365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028826/publication.txtobserved 03834390c362f0039761572852a4dfb4...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. |
|---|