OT-2026-000029890
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down
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-2026-000029890) never changes.
Identity and time
| Publication number | OT-2026-000029890 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7b93-9674-8c9b476146a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0811730dc96e880e660b18cf150ee0421e5d6f92299a2d50726137793641ce5e |
|---|---|
| Markdown | 56f786d8863da5d980a3083e4adfc52c0cba5cb17afdb1f2ab8fd98613afee17 |
| Publication page | c323eee5e95ff9e98835afba8df43b75a99d3deb3884ab328df41ca0df3745ac |
| Manifest | d0cbb5de6264145cba1275e6482bd0786e386de5e506385776edf5aef0f8ccfc |
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 | Zawc+t53oSNL8oRfcaFsnDPDaqNqMbttl1Cf782LBiW2K6TBNoEysl82fwtN1Ya5jiVq/LPrt98hoJLWIjKICw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:38:35.364763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029890observed c323eee5e95ff9e98835afba8df43b75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:35.349860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029890/manifest.jsonobserved d0cbb5de6264145cba1275e6482bd078...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:35.334104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029890/publication.mdobserved 56f786d8863da5d980a3083e4adfc52c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:35.317393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029890/publication.txtobserved 0811730dc96e880e660b18cf150ee042...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. |
|---|