OT-2026-000081133
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, sustained blow-off 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-2026-000081133) never changes.
Identity and time
| Publication number | OT-2026-000081133 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-7321-ba67-dc64331f76d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081133 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3dc19ed185ef1b5bac2ebcc24a28d43078f810f9d49300be6c456fd91f35df77 |
|---|---|
| Markdown | cca9c38b8c30d267b89301c75ee7856ff0d00f3bff0a688a8fe87a4196f6b682 |
| Publication page | c05c442eb083d135fd3c317b00497006020cbec9b503be049760f67eaed9bc9d |
| Manifest | f1712c057aa6dac715af45eecc87fb32d62dbd1f028765c6eb0631cc55cf7e62 |
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 | vUsN3+xZkqzmeuNi5lTx1oyARMGDm6j3BL4XUtZHxVa/o8tZ/EqzxC13g8E4/jjtjuctw/HcBFl0zTLFLtYgDw== |
| 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
| 2026-09-17T10:02:26.763000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081133observed c05c442eb083d135fd3c317b00497006...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:26.746423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081133/manifest.jsonobserved f1712c057aa6dac715af45eecc87fb32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:26.727474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081133/publication.mdobserved cca9c38b8c30d267b89301c75ee7856f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:26.706678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081133/publication.txtobserved 3dc19ed185ef1b5bac2ebcc24a28d430...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. |
|---|