OT-2026-000104221
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000104221) never changes.
Identity and time
| Publication number | OT-2026-000104221 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-75b5-9cf8-70a074000e6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c3e88a988609f06e41a54dc933e385fdf088f0cb00e6d77316c8799daabad33 |
|---|---|
| Markdown | 61ab0b690dae2820366f38ebc0c7b051ecb656533c97a5fad3fccc2bb461ba2a |
| Publication page | 1d6049e737836b905fe323d4c91376595cc95867ddf1b977adb21c24f6256bb5 |
| Manifest | 962af5a7d329f6527aca68c0372e70c197912b3b4f3f8239326ed1556571656f |
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 | rxa/5zT08tb2W+cWBkvQ2KdphBnCnZAuKUDxADyVzZbetka/Qrx6QeMeLbijzcBasG6tp89cwyv0gb1cIp7tBQ== |
| 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
| 2026-09-17T09:20:19.502201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104221observed 1d6049e737836b905fe323d4c9137659...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:19.485085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104221/manifest.jsonobserved 962af5a7d329f6527aca68c0372e70c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:19.469161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104221/publication.mdobserved 61ab0b690dae2820366f38ebc0c7b051...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:19.452636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104221/publication.txtobserved 3c3e88a988609f06e41a54dc933e385f...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. |
|---|