OT-2026-000077784
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000077784) never changes.
Identity and time
| Publication number | OT-2026-000077784 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7348-bd24-15f2743e8084 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077784 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b9503173ba6347acdb9f00f858eeff80fe4c8d03f0499c3515f5d57a9d4dfa9 |
|---|---|
| Markdown | c275b40872037908d8d500619a5bb30d6afaa2b84bc5a7707a83e3ce0b3f20be |
| Publication page | 088a58c36c4923055b981578053638ce84970bf419c5fe355dfb52550329049d |
| Manifest | 80740ac6eba10bd9d54418fb8977f9c715f8f93cb13a6f67b70930de7ddb8a10 |
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 | ViGr8iiirIxLwrlGqqIcnP6m3p/Bvnb9/vx1wp0ZgSy9ckSNvPy7zSQEU0CcnJ50NdWo43MiiZv0gYLckYMoCw== |
| 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
| 2026-09-17T10:07:22.233383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077784observed 088a58c36c4923055b981578053638ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:22.213826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077784/manifest.jsonobserved 80740ac6eba10bd9d54418fb8977f9c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:22.193322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077784/publication.mdobserved c275b40872037908d8d500619a5bb30d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:22.173819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077784/publication.txtobserved 4b9503173ba6347acdb9f00f858eeff8...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. |
|---|