OT-2026-000036727
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line 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-2026-000036727) never changes.
Identity and time
| Publication number | OT-2026-000036727 · never reused |
|---|---|
| Internal UUID | 01a0ae77-46e8-716d-a57f-30f3c9ea5d0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:07.671965Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000036727 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f6d456a14997b8493d37474309b4d0f39cfb7a2c2493677c44ced57123d6855 |
|---|---|
| Markdown | 44a4821cfe31ab2828a2b8a7d4debfe05bd7945df95d13de8f42be6cd658632c |
| Publication page | 7c79d3410ed106130f6ce9b8a8401dbb7b6c6f3bf8b763e46601907f41581975 |
| Manifest | ae86b9fbcbfbc6956a06df0e3ccadebc89e5355e7967a2b0832875cdca0404e8 |
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 | zcGlW2W8Rz3Ta10QxngvoMLWw3EY1BMzG3+L2DH2un+U89I2bXuee75Nbwadtxw4mWt00V2fjSjS/Q3EBexcAQ== |
| 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
| 2026-10-31T04:41:16.655885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727observed 7c79d3410ed106130f6ce9b8a8401dbb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T04:41:16.575021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727/manifest.jsonobserved ae86b9fbcbfbc6956a06df0e3ccadebc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:16.452319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727/publication.mdobserved 44a4821cfe31ab2828a2b8a7d4debfe0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:41:16.378454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727/publication.txtobserved 4f6d456a14997b8493d37474309b4d0f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:23:55.593715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727observed 7c79d3410ed106130f6ce9b8a8401dbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:23:55.578213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727/manifest.jsonobserved ae86b9fbcbfbc6956a06df0e3ccadebc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:23:55.561345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727/publication.mdobserved 44a4821cfe31ab2828a2b8a7d4debfe0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:23:55.454321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036727/publication.txtobserved 4f6d456a14997b8493d37474309b4d0f...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 |
|---|