OT-2026-000023494
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000023494) never changes.
Identity and time
| Publication number | OT-2026-000023494 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7269-72e8-8834-8a9a83687d6f · 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-2026-000023494 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a11b72ef963db1de283d18d5163c527466fcd213724fc4ab3568e571009548d |
|---|---|
| Markdown | 18de7337e7d15fa21be4453e5fea1a0335ca2ba6a0c598d36274fed28a66dafc |
| Publication page | 49bcb053bafcfa7bfa4d786d726ac6297ed2e83f4aa9c94fd304dbde0a9d7423 |
| Manifest | e1753eee7bbf712bfed36a44d56f1d0aa75bc355f1a3598c9af8eef08bd10bd6 |
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 | 1X1aMmJzXfP1MW7DM0zUBSbZ154Fpr2bBSSw/PJxlrFwgBFZfubSq60XuJbNmCmgiEY+ZfxJZXK91IelgYekCA== |
| 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
| 2026-10-28T08:41:35.830908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494observed 49bcb053bafcfa7bfa4d786d726ac629...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T08:41:35.778240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494/manifest.jsonobserved e1753eee7bbf712bfed36a44d56f1d0a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T08:41:35.726630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494/publication.mdobserved 18de7337e7d15fa21be4453e5fea1a03...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T08:41:35.647108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494/publication.txtobserved 9a11b72ef963db1de283d18d5163c527...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:05.948591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494observed 49bcb053bafcfa7bfa4d786d726ac629...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:05.856671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494/manifest.jsonobserved e1753eee7bbf712bfed36a44d56f1d0a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:05.753384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494/publication.mdobserved 18de7337e7d15fa21be4453e5fea1a03...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:05.651379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023494/publication.txtobserved 9a11b72ef963db1de283d18d5163c527...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 |
|---|