OT-2026-000039813
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039813) never changes.
Identity and time
| Publication number | OT-2026-000039813 · never reused |
|---|---|
| Internal UUID | 01a0ae78-d8d5-7075-b661-a9dcac101258 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:50.683051Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039813 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f9a15ca3544642e95892d88a4ba1c4c03e6f5c6a90e5411f6fb63ad69a54fbf |
|---|---|
| Markdown | 5c4f3075ff141eb9415fba89ee7b991f3d84eaffb36eafbac0e6917383033835 |
| Publication page | 20c3eae4cd0e2e764e44a552af60916a2cacec904abd40f3293a988d0f0124ff |
| Manifest | 811fca19a22c3ad7af358affe34e06d646fd9223504820fe7228fa1dc5bcd8e8 |
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 | u+Wns5XS+ILTD90WQxHWeGPSHn6Freu/UDxOr5T1htwMEzPrGM16j7X4g/BlQ7FhUvxL5PgqRjBa+O5sT7VDAg== |
| 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
| 2026-09-17T11:20:03.040379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039813observed 20c3eae4cd0e2e764e44a552af60916a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:03.023002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039813/manifest.jsonobserved 811fca19a22c3ad7af358affe34e06d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:03.004538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039813/publication.mdobserved 5c4f3075ff141eb9415fba89ee7b991f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:02.988702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039813/publication.txtobserved 1f9a15ca3544642e95892d88a4ba1c4c...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. |
|---|