OT-2026-000074708
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074708) never changes.
Identity and time
| Publication number | OT-2026-000074708 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-70e7-9051-1eb814738083 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074708 |
| Status | PUBLIC |
Content hashes
| Canonical text | 642e3bf7d74d80ba12129e9bfbdc86dd84cf34745f296285a86a6b44c07a7a6c |
|---|---|
| Markdown | 1ce167aec3b533942ef45ad292557e60e49469405cdb25e33a59bd9d18c5e024 |
| Publication page | 6ad7aa4e265cc1d5c4d1c232415a48da66a2892d53b912bdde7128be57402226 |
| Manifest | 1f6adb721ea6c5035dc663f23d0e5f93976caa69a9e12cca57c780c7de087fbe |
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 | zb+f7SxYGUhFEAfj0wpqnuH5f7teEXYTqwvNKGTOx5dGxlqwDyyCDryH7fweCWg250E8Pp5/R8VLcVlJZyZmCA== |
| 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
| 2026-09-17T10:18:18.045006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074708observed 6ad7aa4e265cc1d5c4d1c232415a48da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:18.027432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074708/manifest.jsonobserved 1f6adb721ea6c5035dc663f23d0e5f93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:18.009349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074708/publication.mdobserved 1ce167aec3b533942ef45ad292557e60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:17.989360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074708/publication.txtobserved 642e3bf7d74d80ba12129e9bfbdc86dd...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. |
|---|