OT-2026-000008296
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off 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-2026-000008296) never changes.
Identity and time
| Publication number | OT-2026-000008296 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908e-7643-8433-68386b732159 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008296 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf5f55abcde79e4a60ddd1a413061e4a5cbbfcc08418c8caacbf41a915469d0a |
|---|---|
| Markdown | 7d4d17740f4866dbc690c388bd93c4873c40d892b67cc4cea782c310377c91a0 |
| Publication page | afbde15499f010b53c54cae4cb7d2e93f6eaae7b6b6d8f5f307f2ee5ba3b30c6 |
| Manifest | dcd0ed383fc36a912d6f6bb87646cd4c5c4fe026b2060adeb19239ffbdc9ed3f |
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 | y4Hvu2oetiEOLPGbIkNbCE7EQEc96iaQcrCeeDr2/AKchOnDpFFoq/8wxLnvRZjmA986vMfyCjugZhbDOCooDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:44.584686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008296observed afbde15499f010b53c54cae4cb7d2e93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:44.566875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008296/manifest.jsonobserved dcd0ed383fc36a912d6f6bb87646cd4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:44.549033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008296/publication.mdobserved 7d4d17740f4866dbc690c388bd93c487...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:44.526501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008296/publication.txtobserved bf5f55abcde79e4a60ddd1a413061e4a...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. |
|---|