OT-2026-000033377
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off after 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-2026-000033377) never changes.
Identity and time
| Publication number | OT-2026-000033377 · never reused |
|---|---|
| Internal UUID | 01a0ae75-8980-763f-baad-9188bc1345d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:13.649513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033377 |
| Status | PUBLIC |
Content hashes
| Canonical text | 103695cdb345eddb4f91aecb7580f0f13eee835256bd930956524d49bceef88a |
|---|---|
| Markdown | adf8553b485bed9e7ae73d2a811e502a91fa380144bb9a5bf674a84edb7b53eb |
| Publication page | afc743f6addbcd86d73e10aeba4d3dc84f4fd6c1f0b4c9218d8b519304974153 |
| Manifest | 8badcd313c34c934d94ac1566e9145bbf3eb8caba880b1583c4319f0d33a24fb |
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 | DFIpzduiKSCVcblAymGndysYlLNMi9KbkobGqxwH1QLbpgye1TwDM/IqC8tnREW8UidhzYNxVPJQHrWutQXfBA== |
| 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
| 2026-10-06T12:41:08.885516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377observed afc743f6addbcd86d73e10aeba4d3dc8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-06T12:41:08.833186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377/manifest.jsonobserved 8badcd313c34c934d94ac1566e9145bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T12:41:08.779429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377/publication.mdobserved adf8553b485bed9e7ae73d2a811e502a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T12:41:08.627715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377/publication.txtobserved 103695cdb345eddb4f91aecb7580f0f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:28.739287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377observed afc743f6addbcd86d73e10aeba4d3dc8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:28.657294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377/manifest.jsonobserved 8badcd313c34c934d94ac1566e9145bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:28.589063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377/publication.mdobserved adf8553b485bed9e7ae73d2a811e502a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T12:41:28.467045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033377/publication.txtobserved 103695cdb345eddb4f91aecb7580f0f1...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 |
|---|