OT-2026-000062498
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000062498) never changes.
Identity and time
| Publication number | OT-2026-000062498 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0ac0-745e-9234-53f171891f05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062498 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec137f53b27f55a787a93a46b8f3c244a81830c3cbd5529152ec1e3846ccae1b |
|---|---|
| Markdown | 9213604b1ec6acb4a7bb9ac79f48bb1bb4871a7bce19b59dbdc0a3eeca333a80 |
| Publication page | dc9708846b848c3c2990363efdb6688dcd8ab053c701f8be5785aa0974fe6baa |
| Manifest | 17b9f23963a42bca28c5fde66a2af79ed91218d08d9c902a747b0963f864e6e1 |
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 | vH2LkumXMIA1Vdhi2tUpxrEc6FL324pytUw61hOE87qDqds0KnftJmYmzIViTRAHQP5Uk5CkC7woV1AX+xW/Dw== |
| 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
| 2026-09-17T10:39:51.626212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062498observed dc9708846b848c3c2990363efdb6688d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:39:51.606974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062498/manifest.jsonobserved 17b9f23963a42bca28c5fde66a2af79e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:51.587591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062498/publication.mdobserved 9213604b1ec6acb4a7bb9ac79f48bb1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:51.562860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062498/publication.txtobserved ec137f53b27f55a787a93a46b8f3c244...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. |
|---|