OT-2026-000090645
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000090645) never changes.
Identity and time
| Publication number | OT-2026-000090645 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7361-91b9-7d84a09b4505 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090645 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b9193bd2dc201bade8e105437079f088ac460dede2793748c0bce11ed760188 |
|---|---|
| Markdown | 3af56cbd320df8c0b9543fc64a594acd8e53527ce59908f338017017b9724b62 |
| Publication page | 1bfa5160e97e11c640501b4be0ae404aab819cc4e8558026223b0d60937b4c3d |
| Manifest | a1300ca64b5adaa3c00736d0e02490ad4758f0812f34fe032ae78d433f9299c5 |
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 | Od/HTQRd+njyJ0RYf5zLtrLxDwF2ldAymZxLFkFHpmDFx93joAlK+WI0yz4RH2zNOgfCQIdSB+FABJUM4jzIBg== |
| 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
| 2026-09-17T09:44:49.979461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090645observed 1bfa5160e97e11c640501b4be0ae404a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:49.963167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090645/manifest.jsonobserved a1300ca64b5adaa3c00736d0e02490ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.945161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090645/publication.mdobserved 3af56cbd320df8c0b9543fc64a594acd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.928952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090645/publication.txtobserved 4b9193bd2dc201bade8e105437079f08...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. |
|---|