OT-2026-000014552
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000014552) never changes.
Identity and time
| Publication number | OT-2026-000014552 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-b27b-7984-bc17-fdc52fb6311a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:39.853300Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000014552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3169c9d5f9ea7a0c9b5547dfc58c0b0def8ee3007bbcd92490b604271024539f |
|---|---|
| Markdown | 7ca625b1daa4b3958477bdfd859ca233117a3e82904e3e017762e9ed83e0c799 |
| Publication page | c9079906c84fe85707aa0964b950f1aae77aceac25d51bdf60310af6f41ec4f7 |
| Manifest | b205c195522f3220a90a2406b7d07d4673e688be133918c60fc175fff6446fa2 |
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 | NMPhRpB6ZsS9wvBNxXIm4seNQFc8o/s4AM3N7wBgvA8/NMP0R9lVwabgMCCqQus6iRHn8HBM0Ir4MdXqH8hyDA== |
| 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
| 2026-09-20T04:42:48.488001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552observed c9079906c84fe85707aa0964b950f1aa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-20T04:42:48.386281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552/manifest.jsonobserved b205c195522f3220a90a2406b7d07d46...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:42:48.240105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552/publication.mdobserved 7ca625b1daa4b3958477bdfd859ca233...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:42:48.042951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552/publication.txtobserved 3169c9d5f9ea7a0c9b5547dfc58c0b0d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:25.547265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552observed c9079906c84fe85707aa0964b950f1aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:25.524239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552/manifest.jsonobserved b205c195522f3220a90a2406b7d07d46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:25.499688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552/publication.mdobserved 7ca625b1daa4b3958477bdfd859ca233...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:25.476306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014552/publication.txtobserved 3169c9d5f9ea7a0c9b5547dfc58c0b0d...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|