OT-2026-000006878
Publication integrity record
Bellows cup vacuum gripper, pump fed, contact triggered, plastic cups, two fold
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-2026-000006878) never changes.
Identity and time
| Publication number | OT-2026-000006878 · never reused |
|---|---|
| Internal UUID | 01a0a96a-8e57-72e0-ad4d-089304ccb29a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:52:07.898384Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006878 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4f29d29602b9d8e2dffe03a0b9757c86c26ec1c1007d06d0c3b9f5de502b8f4 |
|---|---|
| Markdown | 1cba17e581e08369580fd67d0b3d0db195fe95948587a6fbcc4e8d4851085111 |
| Publication page | 2a8bea8d7035b56aaa97b80df0771e0b6da33c134672689ff963e7c0dbde985e |
| Manifest | 7877bf8a2beb28556b3b2e0ba98e76355b897ce12398d1f38cdea8d0f5811cbd |
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 | PQ6Wnr/vY+8iO3XacR1gnvCEnhIteeZ9RvIUSSBt3mKnmYH1vmt7xNb81PkBWFJt7oFyKJmaofR/tCtlTF1ZDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:26.400295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006878observed 2a8bea8d7035b56aaa97b80df0771e0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:26.386455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006878/manifest.jsonobserved 7877bf8a2beb28556b3b2e0ba98e7635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:26.246720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006878/publication.mdobserved 1cba17e581e08369580fd67d0b3d0db1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:26.234197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006878/publication.txtobserved f4f29d29602b9d8e2dffe03a0b9757c8...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. |
|---|