OT-2026-000020648
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000020648) never changes.
Identity and time
| Publication number | OT-2026-000020648 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-77ac-be2b-25db7a89410a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020648 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2fc9f9c281c6f491e0300f5c6922844bd4f852ff5937160c2ada475739fd9dd |
|---|---|
| Markdown | f6c663558bcc1e11d8c93a9ba4e8d0ea4d071c63980b3cebdf666f90bb343e98 |
| Publication page | 725fde08e2226bb0d4883a52733694af51c8fefd4b24efbe20109a62ef8de81f |
| Manifest | dfe530f61745e9bd4c3c2fa741e17725f0acf9bc5670e6c49ec274cd390914b0 |
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 | qw4KPOOybwG4LWLWVL4WSUGvHPJgLk9ag6AqptTSF1Yeszt5Xn6pz/EtHeqDM60JSZwvGqynCWYf0F++Ybr+Cg== |
| 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
| 2026-09-17T11:55:36.022644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020648observed 725fde08e2226bb0d4883a52733694af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:36.005936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020648/manifest.jsonobserved dfe530f61745e9bd4c3c2fa741e17725...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.988248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020648/publication.mdobserved f6c663558bcc1e11d8c93a9ba4e8d0ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.971759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020648/publication.txtobserved c2fc9f9c281c6f491e0300f5c6922844...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. |
|---|