OT-2026-000087480
Publication integrity record
Foam pad vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000087480) never changes.
Identity and time
| Publication number | OT-2026-000087480 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-73ad-b830-29f2a9f4bd8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087480 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96b951f5b6e0580d8199c88c3a34aa9c817568032cc78dbb18b5ed8275faf00a |
|---|---|
| Markdown | 0ba6c6000fd925a8cf40f9528b0271e681ddcd6ee3150e4897e4f92c27683397 |
| Publication page | 496f7b5d6d6d85ce7f41e60150d50405bf37ced476af401e089a21dc5ef9f287 |
| Manifest | 8fb5f65a2b9431d4543dcc9a9493257093aba3e0dc1079d1a108a9e374e7c1b9 |
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 | e2MCJemfX6qBCltdq/lZQh01SsN+U2myyfzyhT3FMnptFJmWpHF05QZ4ZKYrP6G4FGOzILAmItp5AWWlu3/LBA== |
| 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
| 2026-10-17T04:23:19.874811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480observed 496f7b5d6d6d85ce7f41e60150d50405...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T04:23:19.859697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480/manifest.jsonobserved 8fb5f65a2b9431d4543dcc9a94932570...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-17T04:23:19.836452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480/publication.mdobserved 0ba6c6000fd925a8cf40f9528b0271e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-17T04:23:19.696702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480/publication.txtobserved 96b951f5b6e0580d8199c88c3a34aa9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:57.936258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480observed 496f7b5d6d6d85ce7f41e60150d50405...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:57.849394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480/manifest.jsonobserved 8fb5f65a2b9431d4543dcc9a94932570...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:57.773189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480/publication.mdobserved 0ba6c6000fd925a8cf40f9528b0271e6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T12:41:57.687733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087480/publication.txtobserved 96b951f5b6e0580d8199c88c3a34aa9c...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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