OT-2026-000072931
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000072931) never changes.
Identity and time
| Publication number | OT-2026-000072931 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c814-7bbe-a109-860d3e97a2ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072931 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b074000b68df21cbd9496eb49da100167d664bf016df3bf38108a8924d63c6f |
|---|---|
| Markdown | e6c7509d8ef9dd7b34973d9873e745410fa3196d6f42c29170348cc4e1b7ee04 |
| Publication page | 78b18a8f7b1b425d95f844f037404cb23288d8586141fee10c58472076ebcbd5 |
| Manifest | 7fd90aafb4915e719099b941a65c07e38f8097802d02d0303681cdff61cacf6f |
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 | dcEjTw1bf8CLk+S/dLM/IfCFrm3gwUT1dXlJK0gg603VYsHVgyZ0onLbNn01c+Lydfqfxz5MIKP6FkldXBQcAQ== |
| 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
| 2026-09-17T10:21:50.845903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072931observed 78b18a8f7b1b425d95f844f037404cb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:50.827496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072931/manifest.jsonobserved 7fd90aafb4915e719099b941a65c07e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:50.809779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072931/publication.mdobserved e6c7509d8ef9dd7b34973d9873e74541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:50.791380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072931/publication.txtobserved 3b074000b68df21cbd9496eb49da1001...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. |
|---|