OT-2026-000042477
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000042477) never changes.
Identity and time
| Publication number | OT-2026-000042477 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-7082-aa89-5871b5d27cc5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042477 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82cb5273389a244becc73942e9f2af46dc4eab8505887c387df2caef4563d60d |
|---|---|
| Markdown | 58ae2e20b680eb272c5ee27f9b7df3788759611d7e4eb20b5a78617d482f9dcf |
| Publication page | 176bc04a1c71ace59467d02d0a171c49928302752d5f1026c6f1cbff827dbae5 |
| Manifest | 33392c1bb696db4a2364d8f76e48ac57439fd81c0b99f11bd13573347cd32839 |
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 | M7VjQzo9xB6I2VdXoJpTLEo1GJzSdt2oHQOB6ysVNBGJtklgbhc+PX+d6ODMOzyooFC545WODYrCzuvTUFBOCw== |
| 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
| 2026-09-17T11:14:02.659405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042477observed 176bc04a1c71ace59467d02d0a171c49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:02.640075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042477/manifest.jsonobserved 33392c1bb696db4a2364d8f76e48ac57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:02.620459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042477/publication.mdobserved 58ae2e20b680eb272c5ee27f9b7df378...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:02.600640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042477/publication.txtobserved 82cb5273389a244becc73942e9f2af46...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. |
|---|