OT-2026-000081169
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, 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-2026-000081169) never changes.
Identity and time
| Publication number | OT-2026-000081169 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7cba-b11f-ca17461f8fbe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081169 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3037faa4aa7a15354853ea4fbe26544729e82d79832c18e4fc02d969d3b41ac4 |
|---|---|
| Markdown | 2513942c43662820668c885f8ad11ecfda42a511af7e0be9d3308e8eaee980b2 |
| Publication page | 9f95c1f5debd27edbf2d52462501e1cab7ab36e66f369d2e23ff40fca3499894 |
| Manifest | d64e4ebe872802b795ce30f056357fab6d3bb33e5b706e62fa772ca5390ea13e |
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 | MSJf4MdMujYomZNAXWPQSR3g2wG0tPNgon3oFNy0m4uVF0tOktzDX6Qcqkkt4ClkJDvhMq499Wspxi9aCfHLAQ== |
| 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
| 2026-09-17T10:01:08.597324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081169observed 9f95c1f5debd27edbf2d52462501e1ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:08.579978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081169/manifest.jsonobserved d64e4ebe872802b795ce30f056357fab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.561732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081169/publication.mdobserved 2513942c43662820668c885f8ad11ecf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.544285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081169/publication.txtobserved 3037faa4aa7a15354853ea4fbe265447...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. |
|---|