OT-2026-000053215
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000053215) never changes.
Identity and time
| Publication number | OT-2026-000053215 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-799f-9a57-7704d01e69cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053215 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3a811bd709dbbb425a6505e38279068cdb5daab480e6a14e24054c55ccc2a43 |
|---|---|
| Markdown | aa0c973c8800e7320e23bd6b6d0a4727d1c4784e64f3b847f39947dca19fd9d9 |
| Publication page | b8d5f84cea81fc26ebe4bca422ea1b55b60e498dd32f4a2aeaef534ac271480d |
| Manifest | 5ea1c88d687b7ec868b253759122bafd0b442bbad2edb75ba1f7f6b7c3d377f2 |
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 | RxoW71qkEYk8L2ShBsbozznpsRe3xxx4wATbsgyplJk0yeP7sEQ2YZepyShlJkwvtM97KAF7IhuWK319MOZtBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T08:40:50.237182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053215observed b8d5f84cea81fc26ebe4bca422ea1b55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:50.217322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053215/manifest.jsonobserved 5ea1c88d687b7ec868b253759122bafd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:50.074881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053215/publication.mdobserved aa0c973c8800e7320e23bd6b6d0a4727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:50.056464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053215/publication.txtobserved b3a811bd709dbbb425a6505e38279068...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. |
|---|