OT-2026-000023576
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000023576) never changes.
Identity and time
| Publication number | OT-2026-000023576 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7269-7aab-91d7-16fc59b31e4a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023576 |
| Status | PUBLIC |
Content hashes
| Canonical text | da861a74ba37ed6f2bfc108a9a820bd11d24440eb8fb7a4047df3e5bab9e6084 |
|---|---|
| Markdown | a4bc1b292ef5641ccae753c6364bfa018457b1236dfa1c8275431fb3e2d30af6 |
| Publication page | d369e99951675cd78e4cdb9ca965f6f5821c87c3080c62364af0173925b62bb4 |
| Manifest | 9b1a2d87fe389928a41b16c441dfc3b21eaabf400c45e1451aaef04064234c30 |
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 | k1POqrlBwG+MmycCqfTMM+vpZVwa8CChmF/dLQ2xnYOcHM6TLcycsnqaf7m9QimZ9xBLgOG3y5tv5zN7qPw6BA== |
| 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
| 2026-10-23T04:23:41.804368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576observed d369e99951675cd78e4cdb9ca965f6f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:23:41.788943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576/manifest.jsonobserved 9b1a2d87fe389928a41b16c441dfc3b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:41.772282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576/publication.mdobserved a4bc1b292ef5641ccae753c6364bfa01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:41.754661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576/publication.txtobserved da861a74ba37ed6f2bfc108a9a820bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:30.339333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576observed d369e99951675cd78e4cdb9ca965f6f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:30.269058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576/manifest.jsonobserved 9b1a2d87fe389928a41b16c441dfc3b2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:30.193222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576/publication.mdobserved a4bc1b292ef5641ccae753c6364bfa01...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:30.120486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023576/publication.txtobserved da861a74ba37ed6f2bfc108a9a820bd1...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 |
|---|