OT-2026-000057372
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000057372) never changes.
Identity and time
| Publication number | OT-2026-000057372 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bd-7938-b17b-731bd61c6f90 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057372 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e8d79ba6268bf830938c007bb0b1f551fc5b73e0a487413ddf569ec246d19c9 |
|---|---|
| Markdown | 1ca020a0cebc5281db2fd9279caca56943d661a7450e776c526da4e788c1f3a0 |
| Publication page | 370f947ff9a75777d8f20c76887c123fe2db2426397a5304645d1d64e129d0fc |
| Manifest | 9b860d51a93274af6b715c3a73a101a75f3eec9b438c3be812a496c968ba3a7c |
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 | TYx3cUpufXOHrUkg/+q/dX96SEdcysqn2TTaAOw8ecoNSiNOPZPyFC6CVyg+u+/hDzjxFgFoULDlqO8SyVSEBQ== |
| 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
| 2026-09-17T10:50:30.135522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372observed 370f947ff9a75777d8f20c76887c123f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:30.118288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372/manifest.jsonobserved 9b860d51a93274af6b715c3a73a101a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:30.101537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372/publication.mdobserved 1ca020a0cebc5281db2fd9279caca569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:30.083946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372/publication.txtobserved 2e8d79ba6268bf830938c007bb0b1f55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:39.258909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372observed 370f947ff9a75777d8f20c76887c123f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:39.241001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372/manifest.jsonobserved 9b860d51a93274af6b715c3a73a101a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:39.221971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372/publication.mdobserved 1ca020a0cebc5281db2fd9279caca569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:39.204173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057372/publication.txtobserved 2e8d79ba6268bf830938c007bb0b1f55...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. |
|---|