OT-2026-000073747
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000073747) never changes.
Identity and time
| Publication number | OT-2026-000073747 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7f52-87ce-5c496b9f7287 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073747 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62d39965c1941028588d78b0d183c7ba4d2f2b1aeddd062cbf53b535cab478d4 |
|---|---|
| Markdown | b6e270d8ee4b023b27fcda559b8e6c36edc33ccf83a62995aec45ba0f1207fe4 |
| Publication page | dbc69b3e0005a42bc28082fd84238c1f10ca209aa96f9e2c47e598159705227f |
| Manifest | d3017b76738a32b1897f476056fb5e3368b2e3ebc2bc562678713153e96432ea |
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 | S71Ykkket+pef2sH2sSPHtt9wappmir8Ep03y//RNHxhR1A9ksWcDxTxGNx1jbBm8zef4/hIblM5wpsEbahKAQ== |
| 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
| 2026-10-28T20:42:08.303297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747observed dbc69b3e0005a42bc28082fd84238c1f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T20:42:08.211864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747/manifest.jsonobserved d3017b76738a32b1897f476056fb5e33...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T20:42:07.947983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747/publication.mdobserved b6e270d8ee4b023b27fcda559b8e6c36...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T20:42:07.816984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747/publication.txtobserved 62d39965c1941028588d78b0d183c7ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:43:52.385132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747observed dbc69b3e0005a42bc28082fd84238c1f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:43:52.232806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747/manifest.jsonobserved d3017b76738a32b1897f476056fb5e33...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:43:52.057001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747/publication.mdobserved b6e270d8ee4b023b27fcda559b8e6c36...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:43:51.915633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073747/publication.txtobserved 62d39965c1941028588d78b0d183c7ba...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 |
|---|