OT-2026-000049725
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000049725) never changes.
Identity and time
| Publication number | OT-2026-000049725 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fef-710c-9225-1c6c6f0ff2fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049725 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9f576ad700ef4de338281fd6ce6af7529ce4868f65c171173bdc060121a81bd |
|---|---|
| Markdown | 589ac896b4f396ac8f2e178e913fabea61cf8ab9e035c2fbf657baae91fad1e8 |
| Publication page | d19ad0b2bbf65be0fc92b1d2ae5e4f24feb03578e3bbad888bdc01f069bcc3df |
| Manifest | 33f7ce2dbd66d61a936ab19b7e02447280d6ee29a9a90e91a358ed5ebc3c6568 |
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 | KwI6Yfr1x5Vz0vlhNIfv79ylun9z4zwcZp2jeyMpUp4b2IdrIc8tzIrp+f4CrPLQwh98xe9hIqNBPlSc7ICLCQ== |
| 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
| 2026-09-17T11:02:44.771484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049725observed d19ad0b2bbf65be0fc92b1d2ae5e4f24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:44.754840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049725/manifest.jsonobserved 33f7ce2dbd66d61a936ab19b7e024472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:44.736866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049725/publication.mdobserved 589ac896b4f396ac8f2e178e913fabea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:44.719598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049725/publication.txtobserved a9f576ad700ef4de338281fd6ce6af75...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. |
|---|