OT-2026-000072272
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000072272) never changes.
Identity and time
| Publication number | OT-2026-000072272 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-7e07-b873-b2ef96be66e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072272 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca822669b962b8ab367bab552c710eaab1cf0b7c97b226931517b140214f9ae7 |
|---|---|
| Markdown | 240214c8a739913f5996bc5d80c5780673dd699f280486eb9408610b8e67e47b |
| Publication page | d1643808e7844d482356a5d962649bbcd6610893c7ecab0b3a5d4f62b67d0dc1 |
| Manifest | 08d01d91d976d9ba8d94def6ac6b5cace97cb5f80953c1501970185c5143f48e |
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 | dP+eUJZTaRFCXvjW/Snaa8e8u+X4dk0SRpQtWFOHzpx7phQoSkJfzJ7MsjJGFOlFhs25pJABZ+ykdtMK9Fn4DA== |
| 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
| 2026-09-17T10:23:23.102699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072272observed d1643808e7844d482356a5d962649bbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:23.086206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072272/manifest.jsonobserved 08d01d91d976d9ba8d94def6ac6b5cac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.068672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072272/publication.mdobserved 240214c8a739913f5996bc5d80c57806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.052373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072272/publication.txtobserved ca822669b962b8ab367bab552c710eaa...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. |
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