OT-2026-000038356
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000038356) never changes.
Identity and time
| Publication number | OT-2026-000038356 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d52-7f37-8323-695f661ef84b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038356 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1ff1289d10ae8fa1ca23140a8a22e1e3aeaec71a423ab481afa30cf09014128 |
|---|---|
| Markdown | b42bb314880f6a26718e90196fe7c7c2edf7fa3ddadf8c76b80078466bd3873f |
| Publication page | 147f5536347f74d04a199c4018fe296ea1d4970f853357f18bb380ec4ae89bef |
| Manifest | 4197036c5fc511245ce2743da63dc379fc27770ab5a687c62aa2490b3d121d88 |
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 | xd0dKyWqyemwAokOOrn1ACRVo7j3i9HMce7BIj9p8sU8U3uYU/1P+LrRrx+319o5PCYUspi8fBDN5Y5UT+YDCg== |
| 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
| 2026-10-08T04:41:19.920371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356observed 147f5536347f74d04a199c4018fe296e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T04:41:19.845740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356/manifest.jsonobserved 4197036c5fc511245ce2743da63dc379...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:41:19.771615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356/publication.mdobserved b42bb314880f6a26718e90196fe7c7c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:41:19.622230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356/publication.txtobserved f1ff1289d10ae8fa1ca23140a8a22e1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T16:41:41.613770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356observed 147f5536347f74d04a199c4018fe296e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T16:41:41.535277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356/manifest.jsonobserved 4197036c5fc511245ce2743da63dc379...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T16:41:41.450992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356/publication.mdobserved b42bb314880f6a26718e90196fe7c7c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T16:41:41.357855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038356/publication.txtobserved f1ff1289d10ae8fa1ca23140a8a22e1e...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 |
|---|