OT-2026-000015384
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000015384) never changes.
Identity and time
| Publication number | OT-2026-000015384 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7271-87b0-9d2e5a1dd363 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015384 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99bc8f2c95d95bcf3670bdcb03918da0cbcc26f4be27547624e0b85b0ec1d292 |
|---|---|
| Markdown | ca5280087427d02bec13c6e871d186e23553331fc9d463123deebfcccf70bf7e |
| Publication page | 8e2f21fb82a1d7f9a7c74c5ad4b5fe8140af35dca39328850e02b1d451ba4b44 |
| Manifest | 81de7616cd309912412568925b06b17c4ee18593f0d565efb5ccdc2a0df9cae1 |
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 | klyS4seK8kZUHaGgYHW6//lV//BJE2rkO8Qt7kNIQtEp9j+UST+OfgoKumBsH/CWS8s98/MtirS81CY29mfyDg== |
| 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
| 2026-09-17T12:06:06.132377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015384observed 8e2f21fb82a1d7f9a7c74c5ad4b5fe81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:06.112801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015384/manifest.jsonobserved 81de7616cd309912412568925b06b17c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:06.093726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015384/publication.mdobserved ca5280087427d02bec13c6e871d186e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:06.076230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015384/publication.txtobserved 99bc8f2c95d95bcf3670bdcb03918da0...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. |
|---|