OT-2026-000099220
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000099220) never changes.
Identity and time
| Publication number | OT-2026-000099220 · never reused |
|---|---|
| Internal UUID | 01a0aea2-8288-76ad-93b5-cf74a9d2b3d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:20.980080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1bf24b4a0a75f69bd92b445afc8a63f3298f7671448981d24b9ae386c0ef50db |
|---|---|
| Markdown | ac4d6667013deed0b5ba9e2d8b462bcfc8528f9f5533c3ad1359c149479a7ddf |
| Publication page | 1a2445b7a963cb1a606607385e88c4e469ae58f00187077028fe7ea0b0c4ef5e |
| Manifest | 9d9d72892f2732c31b5f670846fba875d6ff541a8dcbcf3a14fcf91d34ad5daa |
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 | OnLZgHCv6uRSF5gj91C/5vsUliU6sPNwhoCBXOoVOcMY3EXFITxnUeevDH8jZmjZtb+hce+aYATzQHGxF+MuBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:37.061763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099220observed 1a2445b7a963cb1a606607385e88c4e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:37.041638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099220/manifest.jsonobserved 9d9d72892f2732c31b5f670846fba875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:37.021380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099220/publication.mdobserved ac4d6667013deed0b5ba9e2d8b462bcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:37.000949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099220/publication.txtobserved 1bf24b4a0a75f69bd92b445afc8a63f3...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. |
|---|