OT-2026-000073071
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line 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-2026-000073071) never changes.
Identity and time
| Publication number | OT-2026-000073071 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c816-752c-bc02-0ca3ee15da92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073071 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3fa4a7ffe6d30c27cb744f9022813ae0ec9f96d94332f8b0b8694ab1b13a9402 |
|---|---|
| Markdown | fd436eeb2134f414663dcb9d29bb3d3464aa6ea286190c4304ec62703aab7f9f |
| Publication page | eb271335f0d1051710570deaf991121af14c7fc2692032f57ad731b0413cdf7a |
| Manifest | 768041ef802eb3fa8e124f28a6cc655cd6240eced716d9c1c633c461d617e4ba |
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 | XfLk/42y+gLnC/IKcXsmcPnMTIzyhtaRzLOAs76SZzXOBBrejX9hbpfPZWVN7wDK7CcTFBMUNflPJvj7n3uDCg== |
| 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
| 2026-09-17T10:22:01.224390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073071observed eb271335f0d1051710570deaf991121a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:01.207722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073071/manifest.jsonobserved 768041ef802eb3fa8e124f28a6cc655c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:01.190008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073071/publication.mdobserved fd436eeb2134f414663dcb9d29bb3d34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:01.173007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073071/publication.txtobserved 3fa4a7ffe6d30c27cb744f9022813ae0...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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