OT-2026-000090905
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000090905) never changes.
Identity and time
| Publication number | OT-2026-000090905 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7b1f-8f46-ef312b2472c4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090905 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1606b907c230623307520686d8e7135995512b5f0f9d4e9d25b4b221d8380efb |
|---|---|
| Markdown | 19adbe3cb7b7655c3e675c0e2a063b9a187793a52e25227e827111fe2f6fa192 |
| Publication page | 5ecf6588265578ad97456b9a22f9bcb1ddb05836ed38adc3ddcfc3f129c95470 |
| Manifest | 46d448bc93da93a29cad43dc60d108f3c2c69194f187f5ed4179c9787e1349fe |
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 | YVfH6g6lv9h933/u0DNV9+tj3Ko2y4mKIS73lGMyLXELVWzUi8zK4g+I/A2c/FjHntIBeEAftisvo4tkLI75Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:06.780997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090905observed 5ecf6588265578ad97456b9a22f9bcb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:06.761821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090905/manifest.jsonobserved 46d448bc93da93a29cad43dc60d108f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:06.744838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090905/publication.mdobserved 19adbe3cb7b7655c3e675c0e2a063b9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:06.726719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090905/publication.txtobserved 1606b907c230623307520686d8e71359...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. |
|---|