OT-2026-000007939
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000007939) never changes.
Identity and time
| Publication number | OT-2026-000007939 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908b-7f97-b661-2d0c33182167 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007939 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f0b920e01ce365608fc9be24e12446e0b0e76cd8cb1a6aa65930b8b8404d895 |
|---|---|
| Markdown | f2db4aec99b2427effdb1e5b243d1e98f388b44057f47534a1c550d3b6e20856 |
| Publication page | 8c826ff4867c1dfacb9f803d1aeddd903919a5272f9a5ab8731d5187840791bf |
| Manifest | 6ee5b0f5efacb85e04336db00c7197fb6423bb093774623a9a3a2524e6d10091 |
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 | n1KfHblTZk7OIo6m1JTrWA7O9D/ynGkmuBu5n0t+6F1f6cBSPZ5aMSKw9cdnIIsC9x+ehCemyXMgLNUfvWsCDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:26.650065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939observed 8c826ff4867c1dfacb9f803d1aeddd90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:26.632556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939/manifest.jsonobserved 6ee5b0f5efacb85e04336db00c7197fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:26.610385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939/publication.mdobserved f2db4aec99b2427effdb1e5b243d1e98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:26.586704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939/publication.txtobserved 8f0b920e01ce365608fc9be24e12446e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:04.128809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939observed 8c826ff4867c1dfacb9f803d1aeddd90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:04.098946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939/manifest.jsonobserved 6ee5b0f5efacb85e04336db00c7197fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:04.078172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939/publication.mdobserved f2db4aec99b2427effdb1e5b243d1e98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:04.060728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007939/publication.txtobserved 8f0b920e01ce365608fc9be24e12446e...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. |
|---|