OT-2026-000022743
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000022743) never changes.
Identity and time
| Publication number | OT-2026-000022743 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7752-8ea4-e7f306ffeddf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022743 |
| Status | PUBLIC |
Content hashes
| Canonical text | de440b15c07561d8be0d44cc2b147be2fa0e9e1efee76f6c7e1d763f20e86782 |
|---|---|
| Markdown | dec4011a16663c75d531a6ff6e68e4155a83d54acbcb604a87174b0bae13ba00 |
| Publication page | 9dbec99ec935b46070a184ca2d73c66aabc9f840f3af73f7c741b65f1128ee16 |
| Manifest | e552b2f658906be8831d3635a31f29182e2655688e38d1016be30c48e4420d9a |
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 | tE9XmIjlNHdl0D8f1zABmXpOONJh0/i1yjRO2vDe6SGtiLsFVqgM9gRKtufWMa4EaJV6UEO0ItlU9sB5yhBwBA== |
| 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
| 2026-09-17T11:52:14.944146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022743observed 9dbec99ec935b46070a184ca2d73c66a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:14.926636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022743/manifest.jsonobserved e552b2f658906be8831d3635a31f2918...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:14.908289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022743/publication.mdobserved dec4011a16663c75d531a6ff6e68e415...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:14.890400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022743/publication.txtobserved de440b15c07561d8be0d44cc2b147be2...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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