OT-2026-000067820
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000067820) never changes.
Identity and time
| Publication number | OT-2026-000067820 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fb-7269-b1f7-6909ef4aed20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067820 |
| Status | PUBLIC |
Content hashes
| Canonical text | b15bd0dc8b72c81b367d7ad7c0dd7edf3a4756840fb325d98965456e07e4765e |
|---|---|
| Markdown | d51763b7fe81bc3ee135f7e92c7a0c8313209e3aa65d86b564949454c3aa0d1d |
| Publication page | c4935db0bbe17dc4daf818cfdacd6e174087de70a70e75f6a6929e8bbe0bc80a |
| Manifest | af3e43f2f496c90013b0c111cf3b74b271e77922e916325033086fc6f14b7cc4 |
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 | qi3Xm33bG1iTMac/PwbH+obJkuDFiX90fK7AbQEgqiQWhZYsLVtNddewZq7hgazSdlFJkECmlsL0AvgmaH1EDQ== |
| 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
| 2026-09-17T10:30:03.645199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067820observed c4935db0bbe17dc4daf818cfdacd6e17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:03.625554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067820/manifest.jsonobserved af3e43f2f496c90013b0c111cf3b74b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:03.606471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067820/publication.mdobserved d51763b7fe81bc3ee135f7e92c7a0c83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:03.584099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067820/publication.txtobserved b15bd0dc8b72c81b367d7ad7c0dd7edf...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. |
|---|