OT-2026-000013691
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000013691) never changes.
Identity and time
| Publication number | OT-2026-000013691 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-713f-8858-911b1c92f0e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013691 |
| Status | PUBLIC |
Content hashes
| Canonical text | f77743957e84214b6e3db8f6339ec352cd4c88ac4d783cca3a759bccf5fcebcf |
|---|---|
| Markdown | 2e0463cf683bef1cd2897e4adee634f93e2ce47820ed12ed02f16e4b34a427f2 |
| Publication page | 1477879f0d939edbc4c310b69528d80e8bc36b3ab78a661ec6dfe90704bd993b |
| Manifest | 44a49c69e157566cbdc8cc235102e4cde90838cd7b156656624a1600b397033e |
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 | x896ypglH9lAHrsG/U4DO+qTgQ4XY8eT8SjT7DcCppVYayGBPdr4fhdYnQrCfr65CCpFia83cudfBmrQziudBg== |
| 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
| 2026-09-17T12:08:38.623403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013691observed 1477879f0d939edbc4c310b69528d80e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:38.604278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013691/manifest.jsonobserved 44a49c69e157566cbdc8cc235102e4cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:38.584050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013691/publication.mdobserved 2e0463cf683bef1cd2897e4adee634f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:38.566092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013691/publication.txtobserved f77743957e84214b6e3db8f6339ec352...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. |
|---|