OT-2026-000062230
Publication integrity record
Foam pad vacuum gripper, two stage ejector, vented 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-2026-000062230) never changes.
Identity and time
| Publication number | OT-2026-000062230 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0abd-79b4-bb8f-7444eccf9e1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062230 |
| Status | PUBLIC |
Content hashes
| Canonical text | b82e568a32d8732d7696e72a6fe840f9adcf740f5c44a7905b933ec9d7565a1e |
|---|---|
| Markdown | f7faffcf7b98f9926a847d890423f0f658b5f1e66ebde7cb2952ce7cbd3a06ee |
| Publication page | 286b983f100ef81bc081673bc70cf268c21a59cfef6f9157b1a532abb33d0735 |
| Manifest | 33756a68e82c2ea641bb4f96c0453c5ab327f68ffe8cc3995adbfcfc47125815 |
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 | gbnCYrUTQQCwiHa9TxKu4hEAIsmhCHU/ZixNlG4lGNGQ5MpRLoVKNT4ICZs90a8goqMor/5kB2dbvwdHlQkCDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:39:30.215394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062230observed 286b983f100ef81bc081673bc70cf268...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:39:30.199071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062230/manifest.jsonobserved 33756a68e82c2ea641bb4f96c0453c5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:30.181667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062230/publication.mdobserved f7faffcf7b98f9926a847d890423f0f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:30.165177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062230/publication.txtobserved b82e568a32d8732d7696e72a6fe840f9...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. |
|---|