OT-2026-000021810
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000021810) never changes.
Identity and time
| Publication number | OT-2026-000021810 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7af0-bffc-e02d8099f3f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021810 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae5945deb9be504b9a54a1f8c8156668fa3d149aa4f2dff643ba0e6451721214 |
|---|---|
| Markdown | 2cd48c952651c7fec24e37846256f43d3d17f1cb13cd8eb5336b374a3a0ca231 |
| Publication page | 6b33011fca86c43ba52be2e174ee0c6bbd40ab1e5a5353378d38c139ac7031c0 |
| Manifest | 6f53d58e1354df8b68264bfa11689cceff2441526d25c7e16f1a12a8f8427694 |
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 | Y1D9SyTZ+u70SWBWaYSMs1t6rLf3qFD96tS1jv/5N3HuRDt+wDoQwZo6S/9IYPqyhL8FuUDyB9a8OVLZGVpCBg== |
| 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
| 2026-09-17T11:54:21.922325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021810observed 6b33011fca86c43ba52be2e174ee0c6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:21.905477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021810/manifest.jsonobserved 6f53d58e1354df8b68264bfa11689cce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.886852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021810/publication.mdobserved 2cd48c952651c7fec24e37846256f43d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.868926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021810/publication.txtobserved ae5945deb9be504b9a54a1f8c8156668...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. |
|---|