OT-2026-000007516
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000007516) never changes.
Identity and time
| Publication number | OT-2026-000007516 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-719e-be98-4fd32e871d3e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007516 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bf77ef5c1adbecc633aa9ef57886dc261a15011ea1832e8747a1ea577ddca6e |
|---|---|
| Markdown | 7a00ac2f980959279dc70761c58873a6d61279854518b04bec3ab4cea2abe89a |
| Publication page | 5b4ccdbc76a68a841ac46b28b552448c14e07f6a1b0ede70dab068ba27f0fcc0 |
| Manifest | c1a03d3192e27dff4256523312b5c25e852034d83ffe4f3c39ce0d5db532f6eb |
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 | fY3topRqASDjIkGB+dZ5IHibOChX0favRrOHzNOqkvrBrqIK1v9TKPvXFlxRJB8LPSWQoVtDYYvceaq1lzmtCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:20.184864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007516observed 5b4ccdbc76a68a841ac46b28b552448c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:20.167803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007516/manifest.jsonobserved c1a03d3192e27dff4256523312b5c25e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.150037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007516/publication.mdobserved 7a00ac2f980959279dc70761c58873a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.130678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007516/publication.txtobserved 7bf77ef5c1adbecc633aa9ef57886dc2...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. |
|---|