OT-2026-000051551
Publication integrity record
Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000051551) never changes.
Identity and time
| Publication number | OT-2026-000051551 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c81-767b-a886-40bf13abfa26 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051551 |
| Status | PUBLIC |
Content hashes
| Canonical text | 029fb8c9373a61d38ddce01b1a0183ec8aa8050c8aad883f68774a5f6074e42a |
|---|---|
| Markdown | a922be3c6f12d60ff69eaad6f9ad0b124baca54dee7603aaf087e9904aa966e5 |
| Publication page | 8f49121384fcc67ade92eb452cda0004151ebb51f7c7537cb53946a896ed1752 |
| Manifest | 8c2335cfebe8d7e8ecb909f51ad50665e25efe680de845a8a62cefa2fd862e24 |
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 | s9QVzH5uO2DpcBddXyI6j6OsTmLfkvIuuvoGUAPPTZAi69gpHUtgAgp6XmzjTlxaQsmUfRVVN42OF/K7ThvNAA== |
| 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
| 2026-10-22T12:41:03.118434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551observed 8f49121384fcc67ade92eb452cda0004...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T12:41:03.055841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551/manifest.jsonobserved 8c2335cfebe8d7e8ecb909f51ad50665...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T12:41:03.001927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551/publication.mdobserved a922be3c6f12d60ff69eaad6f9ad0b12...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T12:41:02.794615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551/publication.txtobserved 029fb8c9373a61d38ddce01b1a0183ec...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:01.299484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551observed 8f49121384fcc67ade92eb452cda0004...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:01.187359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551/manifest.jsonobserved 8c2335cfebe8d7e8ecb909f51ad50665...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:01.073990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551/publication.mdobserved a922be3c6f12d60ff69eaad6f9ad0b12...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:00.946305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051551/publication.txtobserved 029fb8c9373a61d38ddce01b1a0183ec...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 |
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