OT-2026-000071298
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000071298) never changes.
Identity and time
| Publication number | OT-2026-000071298 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ec-7cdc-b75c-79a99990cbbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071298 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e5a6bbe30fc337f76d91b455cf19e7cfb7e338cff1452da5130cfa43ea920ab |
|---|---|
| Markdown | 54243613416bcbc220f83746b8788ca7795b0485d73ba3f16615f4a3094e5777 |
| Publication page | fdd451587c64653b49cfea7959da4935939ce5801235dcc079d0a3924966242d |
| Manifest | fd874821c4cdccd4b4beb0b8a78fd9869d8f2fb22030e9e9a8797429716039b0 |
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 | vVcbKtM7urxUfwXiiSgeCc7+tr0hMpCXMYHmuztd2z3y7MSnhNEu7ZqMgtux4Psxn8JQAYA6HZT8esgjJuE2CA== |
| 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
| 2026-09-17T10:24:52.922244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071298observed fdd451587c64653b49cfea7959da4935...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:52.902856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071298/manifest.jsonobserved fd874821c4cdccd4b4beb0b8a78fd986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:52.884613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071298/publication.mdobserved 54243613416bcbc220f83746b8788ca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:52.864150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071298/publication.txtobserved 4e5a6bbe30fc337f76d91b455cf19e7c...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. |
|---|