OT-2026-000061497
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000061497) never changes.
Identity and time
| Publication number | OT-2026-000061497 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b44-7f4c-ab88-33700d562db9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061497 |
| Status | PUBLIC |
Content hashes
| Canonical text | ddb7856ab3c6c2938cdd07fa80f921a95117d1f95635553c2e8b1451a0d93d1f |
|---|---|
| Markdown | 66138c72fb7964eb49c18b56c540e07ad88933464343609b962aef272efb3bed |
| Publication page | 0c5e4f708597dccd6fae7c5ebd98fa7d0a7191d91c6e168b42116812b0ec9aeb |
| Manifest | ec13c0f4ae17d3807b9971475d842447160f4bc89fbd393a166c669ed6db24a8 |
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 | OOj5jp7DZDgKeR67y7TcdzBfADDYZfsSZ9coJ9xoOu79JtP86Ro6gTSckOfcrGDl6JCeL8x3kQeuOZFIa9jLDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:41:23.435917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061497observed 0c5e4f708597dccd6fae7c5ebd98fa7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:23.418595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061497/manifest.jsonobserved ec13c0f4ae17d3807b9971475d842447...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:23.398432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061497/publication.mdobserved 66138c72fb7964eb49c18b56c540e07a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:23.378821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061497/publication.txtobserved ddb7856ab3c6c2938cdd07fa80f921a9...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. |
|---|