OT-2026-000020655
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-2026-000020655) never changes.
Identity and time
| Publication number | OT-2026-000020655 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7f92-a0ee-3185261e9f12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020655 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee0972d542f32b468c5a4eefa87d446d07c1f71fc213c45f06198f5f8d020288 |
|---|---|
| Markdown | 7cbc0d9cdcfb6e6fb1a903989f6e5ca181d70babfe9c3b2f74895213d8a8b541 |
| Publication page | 6e8e97840b970004be0c7611275b50be207c706bbf69d855ff709d61a86568bc |
| Manifest | b2762ba3ec9990031196f9df5050e1011a0f7a86bea732d488f90595b118bc06 |
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 | LC25/KDcH7NKTe2OsaWNvpAG5gbTebr+fcAFgHKZqNRWSjbRg7ht3eBLJvHNid91ws9D3P8vdgXw6Q67QZ/6CQ== |
| 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
| 2026-09-17T11:55:36.563009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020655observed 6e8e97840b970004be0c7611275b50be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:36.542756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020655/manifest.jsonobserved b2762ba3ec9990031196f9df5050e101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:36.524177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020655/publication.mdobserved 7cbc0d9cdcfb6e6fb1a903989f6e5ca1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:36.505036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020655/publication.txtobserved ee0972d542f32b468c5a4eefa87d446d...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. |
|---|