OT-2026-000053495
Publication integrity record
Foam pad vacuum gripper, four zone face, three stage ejector, 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-2026-000053495) never changes.
Identity and time
| Publication number | OT-2026-000053495 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a91-7d93-8f56-7f8452ac08d2 · 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-2026-000053495 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70150cb9cae56c57cb3f654582f91087ded599020a5e48b7ea815c5a613614e9 |
|---|---|
| Markdown | d115caf60c59d2e6e6bbd223cd1b270cef34123311c780ae07000d68567dec15 |
| Publication page | 76d236ad4f84453c76c5d893d0c6c9b7e72d56c4bbf9519b2b7f1fe477068362 |
| Manifest | ea279277f32762c79add812cd34a40d9ee5bde53fadf857a26e4255cf3b8e3fc |
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 | knrCOmcgScdfjaz7Pvy+nYQqyRcO4vw5/YMGvjhxzmoUCx3Zav8cccyo35BjLE6/MZRXP7wXA2woBedtYqPCDg== |
| 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
| 2026-09-17T10:55:20.132649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053495observed 76d236ad4f84453c76c5d893d0c6c9b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:20.113555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053495/manifest.jsonobserved ea279277f32762c79add812cd34a40d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:20.092428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053495/publication.mdobserved d115caf60c59d2e6e6bbd223cd1b270c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:20.072953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053495/publication.txtobserved 70150cb9cae56c57cb3f654582f91087...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. |
|---|