OT-2026-000102554
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000102554) never changes.
Identity and time
| Publication number | OT-2026-000102554 · never reused |
|---|---|
| Internal UUID | 01a0aea4-858a-7efa-a3a5-997083fc0652 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:32.827355Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102554 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb0200b17c21c5cf905e11742ecd9ec13b8f2015d66def354ed891ca65fd629c |
|---|---|
| Markdown | 471832573652cef6fbefcb17b801678d7cf7717fa5e71d58587857949065f6a8 |
| Publication page | 7b44c0b51e00a1541e9400e81b29b6caca836485cd16e065abd70b44dc1459a0 |
| Manifest | 45b596f16f42d5f918ab3f0f030ead78ce3b3df5310782f6be2633f4f94d6ebb |
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 | 3viqsXhOJEF+hht9A5NbgTyMwgUOLyf2LwVT87VxbnKBcb42/n5yns2rmbDH+j60dXQdlfErhHBFOBQVPrhzBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:24:02.002839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102554observed 7b44c0b51e00a1541e9400e81b29b6ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:24:01.983869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102554/manifest.jsonobserved 45b596f16f42d5f918ab3f0f030ead78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:01.963824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102554/publication.mdobserved 471832573652cef6fbefcb17b801678d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:01.943583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102554/publication.txtobserved cb0200b17c21c5cf905e11742ecd9ec1...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. |
|---|