OT-2026-000027491
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off before set-down
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-2026-000027491) never changes.
Identity and time
| Publication number | OT-2026-000027491 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-77e9-9c01-d82a000faf7e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027491 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c2901b213965ce117021ff1eec7d7607566580d73804797a1c37c353f0a378b |
|---|---|
| Markdown | 302f1c4d883517460b6111ce294eab83080e5a404ce63a61a04a5e29aee49e69 |
| Publication page | ae0fb119ed34e6592c37b4a36e8f1ebdc2f14848105355d580c831189e9a5653 |
| Manifest | 4781db09694ad02680376c792ee941d7e68fecefa985c983d1012bd371700736 |
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 | JwrhkNlK4GsnEhf6STNUruYnFS1pM5K8+gYsF+/cmGyMJbJg20/nfcjPMofr4cPaXH1GGBVOIZyxgD9jJO7UBg== |
| 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
| 2026-09-17T11:42:57.501704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027491observed ae0fb119ed34e6592c37b4a36e8f1ebd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:57.482772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027491/manifest.jsonobserved 4781db09694ad02680376c792ee941d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:57.458434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027491/publication.mdobserved 302f1c4d883517460b6111ce294eab83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:57.441705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027491/publication.txtobserved 3c2901b213965ce117021ff1eec7d760...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. |
|---|