OT-2026-000004921
Publication integrity record
Vacuum cup gripper, six outlet manifold, three stage ejector, sustained 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-2026-000004921) never changes.
Identity and time
| Publication number | OT-2026-000004921 · never reused |
|---|---|
| Internal UUID | 01a0a927-e20b-73cf-a7ce-9c0c3a0ed252 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:39:18.414359Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004921 |
| Status | PUBLIC |
Content hashes
| Canonical text | e349338f49d1d92c966d8cc71e605b60a968dac2fdd3c8850b132eefd5c13256 |
|---|---|
| Markdown | 393642f35026d3e5b784acdd7c8dae0b85a693acfccaf414c49624f8b39a4430 |
| Publication page | c5447f33dda19e8c01a15e2647b2eb1e7f0e8b746a98b53d1655d65906520758 |
| Manifest | 35ee42e53726b796e951b86d62ff405e6e8fcdf4bc48fdd5bb1d6a7a0118dc9c |
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 | 4ZOBkmvhrbypXMvPcphs8V6gLJKMxR7ggYEGg97TJjB1ZqqGMCuBPXrr5ZwyVZIm0+8dyZydS1lHuvyA37oRDg== |
| 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
| 2026-09-16T07:40:04.475019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004921observed c5447f33dda19e8c01a15e2647b2eb1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:04.462171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004921/manifest.jsonobserved 35ee42e53726b796e951b86d62ff405e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.450599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004921/publication.mdobserved 393642f35026d3e5b784acdd7c8dae0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.437466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004921/publication.txtobserved e349338f49d1d92c966d8cc71e605b60...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. |
|---|