OT-2026-000037638
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000037638) never changes.
Identity and time
| Publication number | OT-2026-000037638 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cf-7120-81ea-4e119e0a7855 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037638 |
| Status | PUBLIC |
Content hashes
| Canonical text | 425aa8a2d820ba3feff4e1916b2a79f538eef0f44f90bef3c00e2b6bafced1f3 |
|---|---|
| Markdown | f86f953e4f300f9b27acd7d8761f0156ceb3f9acc7adf2e9ccbcb9e5048eb7de |
| Publication page | 035dcc0a0d2e3147336e78060c243fb9b04337cb5275981fe693c11e07c96eef |
| Manifest | 2ba14a29f2032e03cef67910f2acae140691e0a6b8dc9df2681a262d7d30914c |
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 | TFBFHayNiRv5qFSHjHH8dOb2ZmVMtT30ag8Jf2ePN6mpqlja4rvxTZkF+yV1rb1pP8LahC4G5alHWDFQfu+mBA== |
| 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
| 2026-10-04T20:41:26.636418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638observed 035dcc0a0d2e3147336e78060c243fb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-04T20:41:26.570127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638/manifest.jsonobserved 2ba14a29f2032e03cef67910f2acae14...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T20:41:26.517642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638/publication.mdobserved f86f953e4f300f9b27acd7d8761f0156...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T20:41:26.457555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638/publication.txtobserved 425aa8a2d820ba3feff4e1916b2a79f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:10.119118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638observed 035dcc0a0d2e3147336e78060c243fb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:09.996621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638/manifest.jsonobserved 2ba14a29f2032e03cef67910f2acae14...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:09.901062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638/publication.mdobserved f86f953e4f300f9b27acd7d8761f0156...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:09.783647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037638/publication.txtobserved 425aa8a2d820ba3feff4e1916b2a79f5...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 |
|---|