OT-2026-000064130
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000064130) never changes.
Identity and time
| Publication number | OT-2026-000064130 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-a45f-7465-94d7-251fea535095 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:33.392114Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064130 |
| Status | PUBLIC |
Content hashes
| Canonical text | d881c1b027838d8615296f652370059a2276641e91e161c335e5a17fdafe4a7f |
|---|---|
| Markdown | 69c8a6bb34f7aa78c41230ab6720066820c1807d9b0cb0528d82d314be286574 |
| Publication page | 4ef0499016bd128b045f70b97691c73dddf26e99c66439ce9b2324268c297d09 |
| Manifest | 317db8f7ee6875bfe7115bbf8dce830b6fad78539aff0e98a687cd11163b80d4 |
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 | 2i8s4LoQ2/bIixstqtLrjQKNQhJtFzNDyFbaGlGnDJUZiMiNPODqDCHY3eB1vvVhnURCs0vdIYb7FEH4M2zdCQ== |
| 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... |
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Independent retrieval
| 2026-11-04T00:41:30.555194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130observed 4ef0499016bd128b045f70b97691c73d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T00:41:30.506248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130/manifest.jsonobserved 317db8f7ee6875bfe7115bbf8dce830b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:30.456026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130/publication.mdobserved 69c8a6bb34f7aa78c41230ab67200668...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:30.299365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130/publication.txtobserved d881c1b027838d8615296f652370059a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:42.907405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130observed 4ef0499016bd128b045f70b97691c73d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:42.858801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130/manifest.jsonobserved 317db8f7ee6875bfe7115bbf8dce830b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:42.810614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130/publication.mdobserved 69c8a6bb34f7aa78c41230ab67200668...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T08:41:42.693437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064130/publication.txtobserved d881c1b027838d8615296f652370059a...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 |
|---|