OT-2026-000004019
Publication integrity record
Vacuum cup gripper, four zone face, six outlet manifold, two stage ejector, contact triggered
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-2026-000004019) never changes.
Identity and time
| Publication number | OT-2026-000004019 · never reused |
|---|---|
| Internal UUID | 01a0a90c-d207-7c13-b341-e52f4a21fbcb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:44.841829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004019 |
| Status | PUBLIC |
Content hashes
| Canonical text | d97e487c32300b7a6d63da925559532bb88d0aa095494355f62f8c73bdc53c0f |
|---|---|
| Markdown | 36925ba9bd5a76dde9575e4394531515428ea5ec668ff875188011d8dba51ae8 |
| Publication page | 644583e61d836cc393c4c283c3630b3c88e46237a46fccbecbd42f7f5b31b8a8 |
| Manifest | bd5dc0786b4359c16f137ce50d4f894ac24868f3ec809356fd5d825a9e101efe |
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 | pfIULQa3qF+aNZ1SCMLvvRpYTkKDO9TiE8SC0y23Z5GKvoVulHi+j9dZF+VRpARDwt/ULKRCa8hrO7ZUqyfUCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:05.909745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004019observed 644583e61d836cc393c4c283c3630b3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:05.887414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004019/manifest.jsonobserved bd5dc0786b4359c16f137ce50d4f894a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.874205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004019/publication.mdobserved 36925ba9bd5a76dde9575e4394531515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.861918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004019/publication.txtobserved d97e487c32300b7a6d63da925559532b...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. |
|---|