OT-2026-000081572
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000081572) never changes.
Identity and time
| Publication number | OT-2026-000081572 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f71-74a6-b76b-c595a05deafe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 974ad51d400b7cbcb907293e2a53c5fd4031ceec9c782e90c5cda3c2dff06f6d |
|---|---|
| Markdown | 06d8c01e7ac5fb7a15058e3ed55ac51d59f925949a93359276e9f8b87ae39ea1 |
| Publication page | 31909d7d24a818846f1608563be60c03faded321e8fce20816664f3ed3af245b |
| Manifest | 1de20c6894f15bde1fb5b04580b9446c846b75f7d4ab4a8462db4f0746fb980b |
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 | xFLR5NNAATdWsis5frxKmDEAFub7zY4qQkeFg+8L+UAW97hG7HVhJOg54IR7kATWTaG2PP3s1pikOwN1aR6OAg== |
| 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
| 2026-09-17T09:59:36.177016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081572observed 31909d7d24a818846f1608563be60c03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:36.159152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081572/manifest.jsonobserved 1de20c6894f15bde1fb5b04580b9446c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:36.141093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081572/publication.mdobserved 06d8c01e7ac5fb7a15058e3ed55ac51d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:36.121718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081572/publication.txtobserved 974ad51d400b7cbcb907293e2a53c5fd...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. |
|---|