OT-2026-000070740
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000070740) never changes.
Identity and time
| Publication number | OT-2026-000070740 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-79a5-8c04-20c42bb25c56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070740 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ed973ba2be8f6f7fc3a2be578a55db172fe5055455b75e287e8c235b1141c64 |
|---|---|
| Markdown | 103c45aed29a7c42320a846a6876fe441e2d45963ce642dacee1853a4bb13a21 |
| Publication page | 7e3d3d7ace8e3a863f8d8b38f6c22151470979efc14ae151c222634576e38cec |
| Manifest | b9432785282d788beb5694bb45c9844c32f9f80785997c5f88626181d1c40105 |
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 | G6ug9/GQkbUYeWAT0uGnK/Oz8HNoxKTCq8Khdt8rWsQSS+kg1DKbkEoiqpCYAIe1x9vVdzQYakFS/cHOFiLCBQ== |
| 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
| 2026-09-17T10:25:26.070451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070740observed 7e3d3d7ace8e3a863f8d8b38f6c22151...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:26.052561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070740/manifest.jsonobserved b9432785282d788beb5694bb45c9844c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:26.033569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070740/publication.mdobserved 103c45aed29a7c42320a846a6876fe44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:26.015356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070740/publication.txtobserved 3ed973ba2be8f6f7fc3a2be578a55db1...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. |
|---|