OT-2026-000079767
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000079767) never changes.
Identity and time
| Publication number | OT-2026-000079767 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4375-7f8d-9fe9-4d216b356dea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079767 |
| Status | PUBLIC |
Content hashes
| Canonical text | 122fe3902a333c4abec2a2378bd4cb016b75b1936a463f68a805ef3c4cc1f9e1 |
|---|---|
| Markdown | 80857da5dcbfc033c96155d672b4bc376a2fef9a6fe6e8b239cec05734ffacf6 |
| Publication page | 63b64ebb322d39c39203aee5a2d31697c9be3abdddbe4223cd65f871f95dae03 |
| Manifest | 674d165c51d8b463c8a0f21933d9f6d37fc2703ad27fabb7019d0e30c5a2f94b |
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 | aw7YqJo23vIajP3MI+FalQB/Fu9xjSlZtrfbtVBjoExWSjSa7saArPPjPL1RGyjNf1hoK38z5+4HBFNbLe4PCg== |
| 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
| 2026-10-29T04:41:58.694901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767observed 63b64ebb322d39c39203aee5a2d31697...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:41:58.636156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767/manifest.jsonobserved 674d165c51d8b463c8a0f21933d9f6d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:58.576816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767/publication.mdobserved 80857da5dcbfc033c96155d672b4bc37...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:58.511108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767/publication.txtobserved 122fe3902a333c4abec2a2378bd4cb01...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T12:41:29.357957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767observed 63b64ebb322d39c39203aee5a2d31697...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T12:41:29.309992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767/manifest.jsonobserved 674d165c51d8b463c8a0f21933d9f6d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T12:41:29.233792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767/publication.mdobserved 80857da5dcbfc033c96155d672b4bc37...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T12:41:29.125821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079767/publication.txtobserved 122fe3902a333c4abec2a2378bd4cb01...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 |
|---|