OT-2026-000056719
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000056719) never changes.
Identity and time
| Publication number | OT-2026-000056719 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-78f3-9cf1-2ec5fe6b84bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056719 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65e0177afc38cff606544eec7e0bd4c0921386ab564dbde0c188df7c6beebe7f |
|---|---|
| Markdown | 714537b6350bba192bc31fdf3466d7aa952219e36bab5b71a73c8ec074376459 |
| Publication page | eb8ff2c046f809c82a8b527a07b1d0a74553db632714b39fea32a91fa79af9d1 |
| Manifest | 9b9446abf02c5522217046624398ee4566f7a899603e0d4aaf782cb37a3b0a3f |
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 | qV19MCrCgrAdbGN4sdnX0vKQnVXDipAyNgRiXyCIAzlLh6oxXtGi4gXN0QsTEkjND+hKpg7JZRIX+WmPmOpkCA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:09.089800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056719observed eb8ff2c046f809c82a8b527a07b1d0a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:09.071808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056719/manifest.jsonobserved 9b9446abf02c5522217046624398ee45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.052595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056719/publication.mdobserved 714537b6350bba192bc31fdf3466d7aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.033960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056719/publication.txtobserved 65e0177afc38cff606544eec7e0bd4c0...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. |
|---|