OT-2026-000035184
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000035184) never changes.
Identity and time
| Publication number | OT-2026-000035184 · never reused |
|---|---|
| Internal UUID | 01a0ae76-6a1e-7bbe-88cf-fe455957e2a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:11.150702Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000035184 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d72ff91b3d283eccb26ccf84b6489cff2ce53ff0c5aa3afa9a9c1e56aebb584 |
|---|---|
| Markdown | f371d2170672f436c1449ce1e1dcfec4ad09e6805d00dd1b56eb0d10485bba02 |
| Publication page | dd1b7c04e5120be3514cfbb6a981bb80e742c1ed63ac0e907910d8dfc29312b3 |
| Manifest | f8733d579085565b0b528132aa9bca3992fae13909502ba2b862d4f5d0b9b728 |
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 | KtIbUnVvFwLmRR/U5ysreUjYk3nYdh1TBorlmICPTJzyVskmKV0d9MfckJB8iRRtcjNAqcfi1SFamZBqpOLwCQ== |
| 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
| 2026-10-19T16:41:39.476401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184observed dd1b7c04e5120be3514cfbb6a981bb80...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T16:41:39.412437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184/manifest.jsonobserved f8733d579085565b0b528132aa9bca39...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T16:41:39.296132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184/publication.mdobserved f371d2170672f436c1449ce1e1dcfec4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T16:41:39.178497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184/publication.txtobserved 1d72ff91b3d283eccb26ccf84b6489cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:41.939958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184observed dd1b7c04e5120be3514cfbb6a981bb80...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:41.802837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184/manifest.jsonobserved f8733d579085565b0b528132aa9bca39...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:41.673593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184/publication.mdobserved f371d2170672f436c1449ce1e1dcfec4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:41.455439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035184/publication.txtobserved 1d72ff91b3d283eccb26ccf84b6489cf...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 |
|---|