OT-2026-000058194
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000058194) never changes.
Identity and time
| Publication number | OT-2026-000058194 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6edb-750a-9916-150ef2a18ffb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000058194 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4783f9db927746d70f5cfa0037058a63662a67ebe2b74d4cc087c78f842d3e4b |
|---|---|
| Markdown | c21d2fa1bba6c3272caf6c3206711f2325247c5456a958b697f5dcb7403a47a4 |
| Publication page | 107968f91deb00d6c350209f624d5725dfb8a4c219b4ab0092dcbb40264181c5 |
| Manifest | 3d4e9ef98adaf1947e0e465bf6a847bbfc77da90b76b93e3e5017cf65e47f2d6 |
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 | WOn8wNRPNvSnYbvRsqm3xQdEp9w1AYiW6OAjR0BHylu8rmaCwntMmjvNgurgTJozwyOe2gN+JE1CeFah7BLQDg== |
| 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... |
|---|
Independent retrieval
| 2026-10-12T20:41:13.327137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194observed 107968f91deb00d6c350209f624d5725...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T20:41:13.246627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194/manifest.jsonobserved 3d4e9ef98adaf1947e0e465bf6a847bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:13.171551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194/publication.mdobserved c21d2fa1bba6c3272caf6c3206711f23...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:13.099735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194/publication.txtobserved 4783f9db927746d70f5cfa0037058a63...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:43.170072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194observed 107968f91deb00d6c350209f624d5725...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:43.028372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194/manifest.jsonobserved 3d4e9ef98adaf1947e0e465bf6a847bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:42.886688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194/publication.mdobserved c21d2fa1bba6c3272caf6c3206711f23...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:42.727603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058194/publication.txtobserved 4783f9db927746d70f5cfa0037058a63...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 |
|---|