OT-2026-000020742
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000020742) never changes.
Identity and time
| Publication number | OT-2026-000020742 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7eae-8fa1-421fff85cfc7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020742 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef20ccd88c94e874c3754cae6586cd98242cd48289d4bf63f78d0d215adcfb29 |
|---|---|
| Markdown | 1e6fe177d4a6ad9847b4caad3211050bbe42df090756b306df6cacfac1d97d8e |
| Publication page | d76c97c0f9156182cdf777d6202f045b86db8fab40cf42552d841808c8ba3af1 |
| Manifest | d5f5c4f3705d7229ce81395cd98f83846c6f6a501b0b862cba82bfd7fa36d613 |
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 | md8qhZxsOU+qdDTUyjAjHgwoQdCCRC3aJJX4RG2rChvzYshjvl0GUGyq+YkDpS54rRGEdPLaJA3eHoE6o7CUBA== |
| 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
| 2026-09-17T11:55:48.480123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020742observed d76c97c0f9156182cdf777d6202f045b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:48.458264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020742/manifest.jsonobserved d5f5c4f3705d7229ce81395cd98f8384...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:48.437218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020742/publication.mdobserved 1e6fe177d4a6ad9847b4caad3211050b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:48.417886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020742/publication.txtobserved ef20ccd88c94e874c3754cae6586cd98...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. |
|---|