OT-2026-000006284
Publication integrity record
Porous face vacuum gripper, four outlet manifold, three stage ejector, pressure verified, closed cell
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-2026-000006284) never changes.
Identity and time
| Publication number | OT-2026-000006284 · never reused |
|---|---|
| Internal UUID | 01a0a955-85a7-784a-8135-380f9cd22dc5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:29:09.418681Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006284 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5631f8e062fad035b8a50db5c813d5aafc66a4d7299030b4125e3abde65210ca |
|---|---|
| Markdown | 1b56ede0f33c18926e69bcc9a8b39bea92b0bdeb669aafc0b149f782f1b6880c |
| Publication page | 65bb2a58c17f9fd45bb53b83b65ef9f39d420c2576111d28247342f2a6a363e3 |
| Manifest | 04e67a7319d19989cbb120b7b6a679557332f5c643dbac206abf8672fa7bee0a |
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 | YtrCnCTggc3Mfd2ylSEGuoWa8EBYxXpb7SmFGGzG2ronFTlVN2pMvNj7yZd4kFxl5Y4rRg4LjIFKvJe3ZHkEAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-10-19T04:23:17.557921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284observed 65bb2a58c17f9fd45bb53b83b65ef9f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T04:23:17.545676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284/manifest.jsonobserved 04e67a7319d19989cbb120b7b6a67955...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:17.534440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284/publication.mdobserved 1b56ede0f33c18926e69bcc9a8b39bea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:17.470769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284/publication.txtobserved 5631f8e062fad035b8a50db5c813d5aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-04T08:41:28.595650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284observed 65bb2a58c17f9fd45bb53b83b65ef9f3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T08:41:28.523728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284/manifest.jsonobserved 04e67a7319d19989cbb120b7b6a67955...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T08:41:28.408101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284/publication.mdobserved 1b56ede0f33c18926e69bcc9a8b39bea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T08:41:28.290103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006284/publication.txtobserved 5631f8e062fad035b8a50db5c813d5aa...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|