OT-2026-000068528
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000068528) never changes.
Identity and time
| Publication number | OT-2026-000068528 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2482-72e6-9153-df9ed633020e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b16fba887484b7cf2b9fcbb3c056806f985242f1b13753a93bbc340d4d04892 |
|---|---|
| Markdown | 90bd818fd7de5a3480a2fc7ca87cd37c2e6cce8053d04ee134287e6625e513d7 |
| Publication page | 457790fdc8c79f18085316aedfd26d66872b1a56421ebef0a6039e8ca728dc28 |
| Manifest | 22c80093cdd6fa7c1325026fa505a625021f3d33162528b66b9194f6b99a8f38 |
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 | 1VccOzvZWVNBbAIli2Ht3GYNfm++ezFQr2DSm2PQm8kQwaYYJ9GHM8UsBICJL95tyXdh8OlYcY52RFNPCzvACQ== |
| 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
| 2026-09-17T10:29:41.366166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068528observed 457790fdc8c79f18085316aedfd26d66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:41.349428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068528/manifest.jsonobserved 22c80093cdd6fa7c1325026fa505a625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:41.331502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068528/publication.mdobserved 90bd818fd7de5a3480a2fc7ca87cd37c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:41.314126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068528/publication.txtobserved 4b16fba887484b7cf2b9fcbb3c056806...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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