OT-2026-000081121
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, sustained 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-2026-000081121) never changes.
Identity and time
| Publication number | OT-2026-000081121 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-74c8-9f02-b624c0cc186c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f4bd76568b454315e3280426b11e108740f730eda32fd6048b24f23605e5889 |
|---|---|
| Markdown | d00aad7d88feedb6c1b935e023114da496e08a72fc893c0f665391f3f5ddeff0 |
| Publication page | 9e28ba9b99d15cee714d169872c8a6abbcfcebcf306a7a96cb75b9bca4bdfafa |
| Manifest | 06c666df96f69bcda88d337b404cbefa6e818d50ad170a566ee1f364968ade83 |
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 | rpbkdXQzWUATbeOOxVE3eqccOCoJJKN/3tlpgz+zjJRdEUJo4RnrXPDfd/24xFsuS/m3pkFJR5Yc8oxAFGx3Cg== |
| 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
| 2026-09-17T10:02:25.894856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081121observed 9e28ba9b99d15cee714d169872c8a6ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:25.875599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081121/manifest.jsonobserved 06c666df96f69bcda88d337b404cbefa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:25.857920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081121/publication.mdobserved d00aad7d88feedb6c1b935e023114da4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:25.841469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081121/publication.txtobserved 4f4bd76568b454315e3280426b11e108...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. |
|---|