OT-2026-000087661
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump 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-2026-000087661) never changes.
Identity and time
| Publication number | OT-2026-000087661 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7c25-8f23-1e88167d0f8d · 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-2026-000087661 |
| Status | PUBLIC |
Content hashes
| Canonical text | 927d5ae08738e0ed8690cc3a3027bd0218f0b59ec40ffe102c29518fbc61a5ee |
|---|---|
| Markdown | 80ec0714ab81c5620c206bc900417b071d90735cca569e008ad8763d08e53c03 |
| Publication page | d675b52723611956aec66c26f3ec3c22233a6010de095009af557ade64273d21 |
| Manifest | f7f2fcc10c1726917ea74eb7610f4039da5c62dde68f067b3ec58c080a1e4ac7 |
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 | YUZ0Mz/YrxUHnK/VQxuyVzCB0YmVFkQ3NFEc4JpC9C5qz3GZGuFnX2BjXTeGkthgjncNi0y0oY4nSsOH23eXAg== |
| 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
| 2026-09-17T09:51:06.367035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087661observed d675b52723611956aec66c26f3ec3c22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:06.350565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087661/manifest.jsonobserved f7f2fcc10c1726917ea74eb7610f4039...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:06.334168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087661/publication.mdobserved 80ec0714ab81c5620c206bc900417b07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:06.317702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087661/publication.txtobserved 927d5ae08738e0ed8690cc3a3027bd02...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
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