OT-2026-000026598
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000026598) never changes.
Identity and time
| Publication number | OT-2026-000026598 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a9-76e8-a9b2-046f6d0299f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026598 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95573f7d54a6e51a582f9a400940fb988ed67e5b73164df73fd50cda94dbd52e |
|---|---|
| Markdown | ab059b9201d64b6cc13fdb188be1f4297a9826888ebc30f9740aeb9451acb0cc |
| Publication page | 3403d1a0446488dc5e9157e3872ede4808d37eb06549af7a7e9bcfa195b7f838 |
| Manifest | c273b55829070a9dc377bfbc3b98f01952660f925472b6bcb50f5a5764c19511 |
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 | JzvnG3ai3fPW8NBE2JGQAjHBgPJeQu8aAgQAxSNoy2jcb4FOcgyBLAl0HotQpJoyvZZOLq1DUajqlb7PQnAmDg== |
| 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
| 2026-10-03T04:42:14.323001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598observed 3403d1a0446488dc5e9157e3872ede48...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T04:42:14.235096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598/manifest.jsonobserved c273b55829070a9dc377bfbc3b98f019...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:42:14.143904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598/publication.mdobserved ab059b9201d64b6cc13fdb188be1f429...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:42:14.055605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598/publication.txtobserved 95573f7d54a6e51a582f9a400940fb98...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:17.012716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598observed 3403d1a0446488dc5e9157e3872ede48...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:16.935242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598/manifest.jsonobserved c273b55829070a9dc377bfbc3b98f019...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:16.867557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598/publication.mdobserved ab059b9201d64b6cc13fdb188be1f429...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:16.787022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026598/publication.txtobserved 95573f7d54a6e51a582f9a400940fb98...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 |
|---|