OT-2026-000055807
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000055807) never changes.
Identity and time
| Publication number | OT-2026-000055807 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-7b19-91ea-74aca8f71c89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055807 |
| Status | PUBLIC |
Content hashes
| Canonical text | a991257de1ca5b0b9275909a159be9c46f92612f48992a24f62146c54c83a048 |
|---|---|
| Markdown | 4ea16f9c9aec5abffd73fdaa92a8feae3c35d8a2f9c2e6732affa062a00d7c85 |
| Publication page | f936cb5016b78fdede60404f35e0fc4c0b852c743dbaebfe900f17cbd7649443 |
| Manifest | b61c4947873853429a1c9c2e3adf128685fedac86af3ea505743dbcb4f85c98b |
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 | G81OIyYl1hYSc1xPhM0+Tept27F4cT/BoJlBBnMcsrxRAwRScKWdG5OVRyj/ULSiFWuyhcb4ROUvkTLVI05WBQ== |
| 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
| 2026-09-17T10:51:11.081849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055807observed f936cb5016b78fdede60404f35e0fc4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:11.065225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055807/manifest.jsonobserved b61c4947873853429a1c9c2e3adf1286...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:11.048810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055807/publication.mdobserved 4ea16f9c9aec5abffd73fdaa92a8feae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:11.033492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055807/publication.txtobserved a991257de1ca5b0b9275909a159be9c4...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. |
|---|