OT-2026-000021857
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000021857) never changes.
Identity and time
| Publication number | OT-2026-000021857 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7cbd-8630-bfafb0e1e07e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021857 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa695a0c200a780c61a63e4f79c313ec5487901aa4e80fc85b35ce0ae1d8efb7 |
|---|---|
| Markdown | abfc5d548346e9b566785229a7c0240b409cda8298fc26f6053d6d55ac6099ea |
| Publication page | 000e5ebe6b5b97875bd4141fbfef973918e95e2eeddc8df09ad3aae6d2f8ea6f |
| Manifest | 3c0411b135d5f55f43b538f932ee277ae936c607b766ea9d3fafc2fa53082fb0 |
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 | YexaKJBG/DxUW5YIH0rpRS/GUq6aIkybEc17FrFRvZiEXSkGtfy6YNTkJWB/0gQ2YCjDeuD6RmwZ9RkorwrcAw== |
| 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
| 2026-09-17T11:54:25.107507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021857observed 000e5ebe6b5b97875bd4141fbfef9739...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:25.087937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021857/manifest.jsonobserved 3c0411b135d5f55f43b538f932ee277a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:25.070899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021857/publication.mdobserved abfc5d548346e9b566785229a7c0240b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:25.052690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021857/publication.txtobserved fa695a0c200a780c61a63e4f79c313ec...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. |
|---|