OT-2026-000004747
Publication integrity record
Bellows cup vacuum gripper, four zone face, three outlet manifold, three stage ejector
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-2026-000004747) never changes.
Identity and time
| Publication number | OT-2026-000004747 · never reused |
|---|---|
| Internal UUID | 01a0a922-073f-70ea-9f26-27f69d16c199 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:54.721226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004747 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae8c09a570e90516ec96e85ec7ddbcb48c87de11b965e1f7d2431d709fec2b2e |
|---|---|
| Markdown | 887d694a18c7adf0501c0824ac12b6f55bdfe255918870244c692686fa23e821 |
| Publication page | 0196b0b3f446d4ec2ef99f580e97412a8a8670abac9ad00bb125e7cb90f38782 |
| Manifest | 2a9a7290a289f23ab341a6df5ea83a0a1db5cfd175b9eb700ed1ab276a04fea3 |
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 | TPU6mZ1CRdcLS6xYFIevGCOLK5OsA0q/ECkXpOdRR3vKJ6AZNAHfrY9CPS5vZ3d3TUi5embM2Cjf54gsTWRICA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:23.241709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004747observed 0196b0b3f446d4ec2ef99f580e97412a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:23.229206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004747/manifest.jsonobserved 2a9a7290a289f23ab341a6df5ea83a0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.217642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004747/publication.mdobserved 887d694a18c7adf0501c0824ac12b6f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.204913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004747/publication.txtobserved ae8c09a570e90516ec96e85ec7ddbcb4...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. |
|---|