OT-2026-000028183
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed 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-2026-000028183) never changes.
Identity and time
| Publication number | OT-2026-000028183 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7db8-b1e6-c238cee43248 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028183 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88e2a96897a21ecde568d6aa4d2bda261f71b368983b504fd284ad1e5ffc3c57 |
|---|---|
| Markdown | aa7a08704f7ec4521d41be136cd5c26695154039a5537aad1254b79f180314f0 |
| Publication page | 08df0fc3abe81246c0a6263473712bb64a7ece36fa3580d9c9e044c9ca2d3889 |
| Manifest | 2c2c3872e56bdfcfec04b5f11305bd85a9bd58106dc9ce277e60edff40438353 |
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 | VmVPlQrf52QhV5nZs2i7T6rpC58vYoX4zEqYE8+trHs3COBL1nVVBnpIoi08BDNEG0+r6TkzY02xg69c5BBXCQ== |
| 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
| 2026-09-17T11:42:32.637685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028183observed 08df0fc3abe81246c0a6263473712bb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:32.615324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028183/manifest.jsonobserved 2c2c3872e56bdfcfec04b5f11305bd85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.596892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028183/publication.mdobserved aa7a08704f7ec4521d41be136cd5c266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.576394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028183/publication.txtobserved 88e2a96897a21ecde568d6aa4d2bda26...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. |
|---|