OT-2026-000063550
Publication integrity record
Foam pad vacuum gripper, pump fed, supply line pressure sensor, vented 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-2026-000063550) never changes.
Identity and time
| Publication number | OT-2026-000063550 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-f945-7614-a425-d07eab17d984 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:49.602795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000063550 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6014a91ed189e2d50d07fbbf016e672e8f0e3633281a39be5a65b62c7313716 |
|---|---|
| Markdown | eac895d9de20d5d85aeb5cc8e188e6cb8116ac2c24ab247d297e35b346b9fb10 |
| Publication page | 3627cbebb40927df75dea9ec38edde41df62bb4161e4f50f0838a009df6f1cdc |
| Manifest | 96aad88606c542f966707002462a63bb5308a904b72c8eea8c3a112c96ff194e |
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 | Qk/hDFz/egjmS/ARybyNywlfGxEOQ5t/6O5M3HvLXp5rShML8z4T0y2V3KvdqKVTGa4EfvS1eOD7AFJQgkClDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:37:33.072689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063550observed 3627cbebb40927df75dea9ec38edde41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:37:33.053967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063550/manifest.jsonobserved 96aad88606c542f966707002462a63bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:37:33.033658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063550/publication.mdobserved eac895d9de20d5d85aeb5cc8e188e6cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:37:33.014520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063550/publication.txtobserved c6014a91ed189e2d50d07fbbf016e672...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. |
|---|