OT-2026-000032119
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000032119) never changes.
Identity and time
| Publication number | OT-2026-000032119 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a4-774a-8de4-828b2f34308a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032119 |
| Status | PUBLIC |
Content hashes
| Canonical text | 782f6c03a063caed25bcfdc9b49dabe65c775ac2d18ec40b886bc6313cb6dfc4 |
|---|---|
| Markdown | 16479e556ebe84f90da4f911b53b52399aa3f04b96751ac60596482c27967a3c |
| Publication page | 04c4f1edd3f8b099e96461f8117a6701798933e0da152ac55803ce3eb61f6a7b |
| Manifest | 504c648a390bf9cccc868b9471637dccf3684bb55cc3523ce5ecc33c02f0fce7 |
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 | qb7518L4Y+rT0FQVWSwIx7GP/a2WSculJKLJDbcjwDmpUhw1Kxw683X2KmKMG91+pLxdLjJoVcBbocqlqkbiBg== |
| 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
| 2026-10-20T16:41:31.118465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119observed 04c4f1edd3f8b099e96461f8117a6701...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T16:41:31.065529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119/manifest.jsonobserved 504c648a390bf9cccc868b9471637dcc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T16:41:31.005071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119/publication.mdobserved 16479e556ebe84f90da4f911b53b5239...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T16:41:30.718693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119/publication.txtobserved 782f6c03a063caed25bcfdc9b49dabe6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:41.343678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119observed 04c4f1edd3f8b099e96461f8117a6701...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:41.281194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119/manifest.jsonobserved 504c648a390bf9cccc868b9471637dcc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:41.228960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119/publication.mdobserved 16479e556ebe84f90da4f911b53b5239...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:41.168492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032119/publication.txtobserved 782f6c03a063caed25bcfdc9b49dabe6...fetched by grabo-systems from 34.44.131.203, 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 |
|---|