OT-2026-000021571
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000021571) never changes.
Identity and time
| Publication number | OT-2026-000021571 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-74c9-87a2-dd37e4a43a82 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021571 |
| Status | PUBLIC |
Content hashes
| Canonical text | be3e12c4691b221d1da9299fa1923be795137215a5c996f5f0f1c3d8985446e1 |
|---|---|
| Markdown | dc90b835f096dc99abdebf45c0888deaab1db4e58f4d5ab279777f5c0fbc295d |
| Publication page | 80ef73fd7d399e3f1c08cd226c4f4ec09acc6299f714eefceb1d5f910a8782c1 |
| Manifest | ede036b63b9c7c0b4ad8c6918216b04574f1e0d468a6fc8620e13ced7eaed44c |
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 | FsLS6S/0zsOFpx1AVa286PELvPgXcHBCGQpXXY6UZfC+NBpNYpp/aTMbw68Vaa8VkO+ZEycmjqg1V3YnZfNxDg== |
| 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
| 2026-09-17T11:55:29.625109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021571observed 80ef73fd7d399e3f1c08cd226c4f4ec0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:29.608531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021571/manifest.jsonobserved ede036b63b9c7c0b4ad8c6918216b045...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.592869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021571/publication.mdobserved dc90b835f096dc99abdebf45c0888dea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.577316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021571/publication.txtobserved be3e12c4691b221d1da9299fa1923be7...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. |
|---|