OT-2026-000026489
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000026489) never changes.
Identity and time
| Publication number | OT-2026-000026489 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a8-703d-ba9c-0b90b0e4707c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026489 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbddff161bc8c90bb1d8b3c6054f2333911b899774bf25e24aa5679760ff30c8 |
|---|---|
| Markdown | e7779643575f05a4ab7cb039bbaed6c319d02204f75581028378baa037a789af |
| Publication page | c998c8226784c3a1ccd496362966a1e8f353098803f5df6436d04e979cf0aa43 |
| Manifest | e6cc39f08b7e142087c70b76d44f2c8cf5e3a6837078ab36208222e897674559 |
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 | SzwAFpj8ZT2u4f96J9eDgL04xwyJg10ImSnqNfYPzGGV/kyShLbzhcXJerQMhXg8PBmyx6iL6UKww9lCqjZsDQ== |
| 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
| 2026-09-17T11:44:36.906577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026489observed c998c8226784c3a1ccd496362966a1e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:36.887914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026489/manifest.jsonobserved e6cc39f08b7e142087c70b76d44f2c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:36.870782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026489/publication.mdobserved e7779643575f05a4ab7cb039bbaed6c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:36.850018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026489/publication.txtobserved cbddff161bc8c90bb1d8b3c6054f2333...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. |
|---|