OT-2026-000043194
Publication integrity record
Foam pad vacuum gripper, three stage ejector, sustained blow-off after 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-2026-000043194) never changes.
Identity and time
| Publication number | OT-2026-000043194 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-7491-b023-7220e3efd257 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043194 |
| Status | PUBLIC |
Content hashes
| Canonical text | b277dec8e9c356c8370c64040c362edb681e246b5b23d0481017a3af39b06b62 |
|---|---|
| Markdown | ff9b9b67c66e4dc93ad9ee46cc8169816675dcb8efdcad1fdc71f301f758455b |
| Publication page | aa8731cb97c9b1c773a04654a35f41705f4355745b11c64d5f70b6845f12d2e2 |
| Manifest | da8154e47ee233521f9ecd94b62e6751baa471b8df6d54ab0071a6baa8f8a7ad |
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 | JchgMAlh0AC7vBc69s+Hgho0BmkQwx/oToNwEveued8bDC2dsDj8gPQnjnnIqel7HXQFgyq5eMUW2aeH1tAHAA== |
| 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
| 2026-09-17T11:13:39.014335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043194observed aa8731cb97c9b1c773a04654a35f4170...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:38.994152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043194/manifest.jsonobserved da8154e47ee233521f9ecd94b62e6751...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:38.974853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043194/publication.mdobserved ff9b9b67c66e4dc93ad9ee46cc816981...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:38.956691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043194/publication.txtobserved b277dec8e9c356c8370c64040c362edb...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|