OT-2026-000081991
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000081991) never changes.
Identity and time
| Publication number | OT-2026-000081991 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f77-76c3-9621-b35110d7fea5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081991 |
| Status | PUBLIC |
Content hashes
| Canonical text | a72bf8595502094335ff0a84d0949bfada056f88f2dc72a127ae90ae1aa03242 |
|---|---|
| Markdown | 865c1a7f663637ad3e02fbba78c0bac87589920bdd4162604ffc6d3ea47829ae |
| Publication page | db8fec75db6817e970beaddf3b476f059f04565db38949a2b9c08729c7a288ba |
| Manifest | 8fedeb3e590d3439e4b7e15f0a5ce6cacbbab04f908e696d1bda39c8b5130bac |
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 | k/fZChKUvy7FQ6coFgLoHDuH96fQT/HTZHnqbOyLXEVtnMAfxbR9ShNg8o7inXxlMtIvdVu/Dqvvrx1ugRDODg== |
| 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
| 2026-09-17T10:01:08.057763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081991observed db8fec75db6817e970beaddf3b476f05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:08.040288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081991/manifest.jsonobserved 8fedeb3e590d3439e4b7e15f0a5ce6ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.022180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081991/publication.mdobserved 865c1a7f663637ad3e02fbba78c0bac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.004336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081991/publication.txtobserved a72bf8595502094335ff0a84d0949bfa...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. |
|---|