OT-2026-000090038
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000090038) never changes.
Identity and time
| Publication number | OT-2026-000090038 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-77ac-8d16-8b4fa7d384e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090038 |
| Status | PUBLIC |
Content hashes
| Canonical text | fff2738f09486db35eaaca400ba05bda00ff7774cd5db20c73fe9b9b2695220c |
|---|---|
| Markdown | 911aed7437d25958e7b47fa78dbfe65ea91b6b0f690f414c1f1cc49f368dbbe2 |
| Publication page | 2dd9ae7938ab0bbf73a68603ee5eef4a0346833f7c4962a6c202f19ccc658c52 |
| Manifest | 87ba37cdc4f23fe1c9717614428723efa22b7a123a7f55f96b16792fe250eed9 |
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 | SehRSrSj/cmJayrCr9Ely0TqbmTQVZoyKTykwwoSV9kyZPEB3Ujozbln5eb/AhI0DnegNzrEByTvfeoNiKFaAg== |
| 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
| 2026-10-18T12:41:43.916383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038observed 2dd9ae7938ab0bbf73a68603ee5eef4a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T12:41:43.867978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038/manifest.jsonobserved 87ba37cdc4f23fe1c9717614428723ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T12:41:43.808917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038/publication.mdobserved 911aed7437d25958e7b47fa78dbfe65e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T12:41:43.739029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038/publication.txtobserved fff2738f09486db35eaaca400ba05bda...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:34.252237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038observed 2dd9ae7938ab0bbf73a68603ee5eef4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:34.238117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038/manifest.jsonobserved 87ba37cdc4f23fe1c9717614428723ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:34.211954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038/publication.mdobserved 911aed7437d25958e7b47fa78dbfe65e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:34.185326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090038/publication.txtobserved fff2738f09486db35eaaca400ba05bda...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|