OT-2026-000015504
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000015504) never changes.
Identity and time
| Publication number | OT-2026-000015504 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef4a-74b3-933c-cd53ddb1d4ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015504 |
| Status | PUBLIC |
Content hashes
| Canonical text | b85b32dc1613694440801831f177ce0b640da6f37eecb366229d3817d14fcaf4 |
|---|---|
| Markdown | ba7a4f7aa6cbca9e3813fc2d0b4a829a055fdf43ecadf0b7721b8e8ca02455e6 |
| Publication page | d27645a088be4cebc387ad638969d80bdca2c9973e5d7fef283a363e8a89179e |
| Manifest | 295bc7eb091f6a33d78b87a49097782d13a533201c7ecdb382cb3c8a5661e056 |
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 | Rtx30h5G0BbfHHTe4qQAbj3OUGH47lZDCp3kzz5laQ7yOk0yTdp/+THUOySli95U7qoV7iGU+972sYK4e6aJCg== |
| 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
| 2026-09-17T12:06:16.341492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015504observed d27645a088be4cebc387ad638969d80b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:16.323457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015504/manifest.jsonobserved 295bc7eb091f6a33d78b87a49097782d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:16.304347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015504/publication.mdobserved ba7a4f7aa6cbca9e3813fc2d0b4a829a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:16.285859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015504/publication.txtobserved b85b32dc1613694440801831f177ce0b...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. |
|---|