OT-2026-000082620
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000082620) never changes.
Identity and time
| Publication number | OT-2026-000082620 · never reused |
|---|---|
| Internal UUID | 01a0ae97-8cc8-7e71-afdf-1e3bdab8ee1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:22.827170Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000082620 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc28663bff414121d6ef64a72a4cdfc27a4736adc04f800e95911cc9621a4d3b |
|---|---|
| Markdown | 47ecdd5c997146a6da67a935d2e02666eaf67edcf540ba610dafb689c005c705 |
| Publication page | c9b41fe1c1ca4cf5d2c84b9d54cce604c380b05c56b770c215540aab44fe4326 |
| Manifest | 947f1357d6fa1bfc3e23d25e3cac3da35b281991c3ce1bbdebe5b6fef956b399 |
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 | 1nrPvtKP0HhPcdQXf8L+Zx37WA6Y67eEpIKuWJ62o/ilCQ4GXnLuPsnIJuEx0i6UvfzH9Tku5Snkz1A4G8djAQ== |
| 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
| 2026-09-17T09:58:04.002394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082620observed c9b41fe1c1ca4cf5d2c84b9d54cce604...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:58:03.986978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082620/manifest.jsonobserved 947f1357d6fa1bfc3e23d25e3cac3da3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:58:03.970615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082620/publication.mdobserved 47ecdd5c997146a6da67a935d2e02666...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:58:03.954574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082620/publication.txtobserved bc28663bff414121d6ef64a72a4cdfc2...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. |
|---|