OT-2026-000033725
Publication integrity record
Six cup vacuum gripper, six 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-2026-000033725) never changes.
Identity and time
| Publication number | OT-2026-000033725 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a390-7caa-9e91-3bc3c9fa26fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033725 |
| Status | PUBLIC |
Content hashes
| Canonical text | f87502c1e0d34367caea6be2b2d11cc22f96b27bd54cda32b0ee4a11cc0dea07 |
|---|---|
| Markdown | f89147107d4bcb1502c85259e256b9de227a6481f393029a850de9833aa187cc |
| Publication page | 1f850569963c3af4e9651d6eeba52fe162dea003c4edfc69c9c68145a981f719 |
| Manifest | 3be2abd515a41331b61667531b8b68c7f051e2aa7d6799d1e1a7b05f6cbf522e |
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 | 6UrrgEz/8jdk6CRDA5xnR5/mfys41+kj2pxLcRnLjs0o7PcI85BtF6WyapPlDjmisf55vX4lVBbqf5eA4o56Bw== |
| 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
| 2026-10-11T12:41:36.127158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725observed 1f850569963c3af4e9651d6eeba52fe1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T12:41:36.030261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725/manifest.jsonobserved 3be2abd515a41331b61667531b8b68c7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T12:41:35.931978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725/publication.mdobserved f89147107d4bcb1502c85259e256b9de...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T12:41:35.781957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725/publication.txtobserved f87502c1e0d34367caea6be2b2d11cc2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:43:17.154077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725observed 1f850569963c3af4e9651d6eeba52fe1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:43:16.975163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725/manifest.jsonobserved 3be2abd515a41331b61667531b8b68c7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:43:16.805512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725/publication.mdobserved f89147107d4bcb1502c85259e256b9de...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:43:16.600477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033725/publication.txtobserved f87502c1e0d34367caea6be2b2d11cc2...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 |
|---|