OT-2026-000004879
Publication integrity record
Bellows cup vacuum gripper, six outlet manifold, pump fed, pressure verified, contact triggered
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-2026-000004879) never changes.
Identity and time
| Publication number | OT-2026-000004879 · never reused |
|---|---|
| Internal UUID | 01a0a926-5e3c-7671-b0f9-0de817afc8e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:37:39.135463Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004879 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7859e1325468064de36376c6b25089c095f48cc71203a38b6547f9a766cbb41 |
|---|---|
| Markdown | 849c98efb41ef024d229a8717545b1ebdd68d3553ccf967026a2c56f2fac4de2 |
| Publication page | df4b122c6d6f38c8cd08050f1641cb6be07bf24a5a45578210b53a9787fc5e54 |
| Manifest | e9f3bc9245f9fa31612c156ce540d0f3261fcdaaff8811ff7e9f10f8eac4aac8 |
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 | TM0uTNYnJ72BZY7ztfxV3OrE/xSGgTqCo9gzLWLhOJxFBkAK79ztgKetYYl63ukGIFlvl/6BpI52PI+l37scCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:09.183498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004879observed df4b122c6d6f38c8cd08050f1641cb6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:09.170134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004879/manifest.jsonobserved e9f3bc9245f9fa31612c156ce540d0f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:09.154688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004879/publication.mdobserved 849c98efb41ef024d229a8717545b1eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:09.138254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004879/publication.txtobserved c7859e1325468064de36376c6b25089c...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. |
|---|