OT-2026-000090747
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090747) never changes.
Identity and time
| Publication number | OT-2026-000090747 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-71a1-8a3e-40073a35a158 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090747 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77d14593456e3cf781aa27561a2ee807b78ad7b8e34d31f05c85641e75ea75a7 |
|---|---|
| Markdown | 477be1928891ec5328c6a0a92fba25371b2bea6231bf312dc80e7840c3e6e785 |
| Publication page | ce161e6d3fe1a5cfc930058b853b2b6d58e0beb37997259b30811586634ad99c |
| Manifest | 29d5134669a8116e55ef9b5af98e45e793be8dec3a1ce8d5f3e9477dbb3642c2 |
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 | 3I0KAu57P3LLinMTSJ/HnqCZAbsXd/wTntgC3Y5c6oeU0xnV1XFkKIy4trFk7aHt1LRMdZRuke1shjMjrWgUCQ== |
| 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
| 2026-09-17T09:44:56.420758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090747observed ce161e6d3fe1a5cfc930058b853b2b6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:56.397499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090747/manifest.jsonobserved 29d5134669a8116e55ef9b5af98e45e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:56.378619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090747/publication.mdobserved 477be1928891ec5328c6a0a92fba2537...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:56.360925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090747/publication.txtobserved 77d14593456e3cf781aa27561a2ee807...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. |
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