OT-2026-000013624
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off before set-down
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-2026-000013624) never changes.
Identity and time
| Publication number | OT-2026-000013624 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7a48-8635-50d7c0af6ccb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013624 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7741fd2b29a0103c04c5e032154f8a45cba42ebb6018825ba8e8fd22b406caf |
|---|---|
| Markdown | c4290be3f1a8a43cced515371dcc8430b2ea4180d5128a652958bb22dfd810e6 |
| Publication page | 53d37cbe29dd2d6658664a9a4f80aa045f92cd1fc329552939f79932e4adbf23 |
| Manifest | 194e928352d9df0019e733d7a01894b6f07e0e7f54d6521a2c1d5fed2d13eb55 |
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 | seYAOaGGKPsmFFxbKsA2/OFKowO7sn7UD1S0s4+vjV1Wj3/H50lbZdXcKVKceVyC246ze1O3T1Ta1lJoeF59AQ== |
| 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
| 2026-10-27T12:41:05.975067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624observed 53d37cbe29dd2d6658664a9a4f80aa04...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T12:41:05.843280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624/manifest.jsonobserved 194e928352d9df0019e733d7a01894b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T12:41:05.741504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624/publication.mdobserved c4290be3f1a8a43cced515371dcc8430...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T12:41:05.598636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624/publication.txtobserved e7741fd2b29a0103c04c5e032154f8a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:42:00.152848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624observed 53d37cbe29dd2d6658664a9a4f80aa04...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:42:00.050961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624/manifest.jsonobserved 194e928352d9df0019e733d7a01894b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:41:59.980192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624/publication.mdobserved c4290be3f1a8a43cced515371dcc8430...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:41:59.852219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013624/publication.txtobserved e7741fd2b29a0103c04c5e032154f8a4...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 |
|---|