OT-2026-000007440
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, pump fed, contact triggered, vented 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-2026-000007440) never changes.
Identity and time
| Publication number | OT-2026-000007440 · never reused |
|---|---|
| Internal UUID | 01a0a97e-df99-7ed6-b892-9fa366b5a7d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:14:19.421508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007440 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0620cee3ec3fb1bb17d8762ab9023683fe456f211a6a1541e9a34bf31274a5cb |
|---|---|
| Markdown | 50f080ceec9ec7fd6ee3ade0167c238d05adc6ee9c9068a8b457e5204631e4d6 |
| Publication page | fd55224d1eba8bf14125e37c68596c34305ca9d4c49c6b3f8005cd9a1069feda |
| Manifest | e1463db9d3535f54df952d13beece98477d24d8f2cce78ff9cc4574118787a94 |
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 | 0AHzV5SacsZ50IjvRb2NtpeUQ9UMWWYJCW25INQCs85KAdhkpyipCXWF0zFPzpL6+nFS5ArQISpnwKynja1WBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:05.260971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007440observed fd55224d1eba8bf14125e37c68596c34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:05.248443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007440/manifest.jsonobserved e1463db9d3535f54df952d13beece984...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.233307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007440/publication.mdobserved 50f080ceec9ec7fd6ee3ade0167c238d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.218178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007440/publication.txtobserved 0620cee3ec3fb1bb17d8762ab9023683...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. |
|---|