OT-2026-000022499
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000022499) never changes.
Identity and time
| Publication number | OT-2026-000022499 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-726e-b1cf-f8ecc5134187 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022499 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8681a0cac1f7b05dc0ba793fe80f45abc9c15dc695a26ab191cc6aa9301eb3d |
|---|---|
| Markdown | ffbcea3c0c874359e1ac5b15d8d80c8b0d2c7429a84ea63cfdc2fd540b242240 |
| Publication page | d015521b8fbb8086121722f3cb1e6a45270f0fb566ee8e5ddba40f4fa4dacb70 |
| Manifest | 6be02716a68ca992604179b0595fb6c3d30aa1cd6ff66ff81d7e4b0460171ae3 |
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 | 6ToIe1IWJKZFpy/fJgGPXWPi/bF1m9O/jDjCEzf7IsJJeFEvuhdtlcIycPw7t9gOxYxLV29gE5t/0J/i3isyBQ== |
| 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
| 2026-09-17T11:53:55.502411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022499observed d015521b8fbb8086121722f3cb1e6a45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:55.484384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022499/manifest.jsonobserved 6be02716a68ca992604179b0595fb6c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:55.451473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022499/publication.mdobserved ffbcea3c0c874359e1ac5b15d8d80c8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:55.422290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022499/publication.txtobserved d8681a0cac1f7b05dc0ba793fe80f45a...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. |
|---|