OT-2026-000023321
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000023321) never changes.
Identity and time
| Publication number | OT-2026-000023321 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7268-7110-a84f-8f6a7f05a1ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 671b3d89cfd39c4e2da12df795ba029376ec63e603868591c0209edee73229f6 |
|---|---|
| Markdown | a41e79c403f131e3ffa72ef563d7e7b6269dcfc082247474e8ffdbe7f63462ae |
| Publication page | b5b691b5b2aa66be1e7c4f2c33565f50eff44ed5860648c6da0377864d5eba11 |
| Manifest | dafaa7d085b67b5a462c05e445d62986a7de31a299ac55c016058a6f8973f08b |
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 | YXxVo5dooWf/4nEvHiJS2bxFGjbH1ANzCUsmkcSoiKRTBZf+eMWjd806thIwMOHVaggt06wlH1dht/MXgWvpBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-03T00:41:28.043852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321observed b5b691b5b2aa66be1e7c4f2c33565f50...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T00:41:27.951757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321/manifest.jsonobserved dafaa7d085b67b5a462c05e445d62986...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T00:41:27.859704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321/publication.mdobserved a41e79c403f131e3ffa72ef563d7e7b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T00:41:27.747049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321/publication.txtobserved 671b3d89cfd39c4e2da12df795ba0293...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:42:00.543972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321observed b5b691b5b2aa66be1e7c4f2c33565f50...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:42:00.401771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321/manifest.jsonobserved dafaa7d085b67b5a462c05e445d62986...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:42:00.237678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321/publication.mdobserved a41e79c403f131e3ffa72ef563d7e7b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:59.959747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023321/publication.txtobserved 671b3d89cfd39c4e2da12df795ba0293...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 |
|---|