OT-2026-000034112
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000034112) never changes.
Identity and time
| Publication number | OT-2026-000034112 · never reused |
|---|---|
| Internal UUID | 01a0ae75-df0c-7f95-bce2-2ac4d2849ee8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:35.550760Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034112 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d3fbced180f7d2ba5b752c60cebc8ba245b6b9e9d9d897735d575fe4e54f9ad |
|---|---|
| Markdown | 0b732b6d8b126e542edcc0e2fced4435de5be42ef3ff2b0a5f76ca4081251bd0 |
| Publication page | ecc09a4e256e199bfd2d67afc08e80d100237c3dcc4d628356c51abe592e37e6 |
| Manifest | 4266e144b8426547ff652ded895cb07731b23c74d2aaa09dd6754e7c9e5eabda |
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 | vvUuS9qgl6tcIflfMK279GVNlsv2Yn2XdJI3I7/cCLoxR6OJ8zLmr0TnuaO5LFW8gRKHKmiSAT0IZEGHRQ54BA== |
| 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
| 2026-10-19T00:41:39.142973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112observed ecc09a4e256e199bfd2d67afc08e80d1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T00:41:39.087908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112/manifest.jsonobserved 4266e144b8426547ff652ded895cb077...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:39.036261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112/publication.mdobserved 0b732b6d8b126e542edcc0e2fced4435...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:38.875792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112/publication.txtobserved 9d3fbced180f7d2ba5b752c60cebc8ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:41:22.180480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112observed ecc09a4e256e199bfd2d67afc08e80d1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:41:22.099472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112/manifest.jsonobserved 4266e144b8426547ff652ded895cb077...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:41:21.986805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112/publication.mdobserved 0b732b6d8b126e542edcc0e2fced4435...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:41:21.777609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034112/publication.txtobserved 9d3fbced180f7d2ba5b752c60cebc8ba...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 |
|---|