OT-2026-000006280
Publication integrity record
Porous face vacuum gripper, two stage ejector, pulsed blow off after set down, closed cell
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-2026-000006280) never changes.
Identity and time
| Publication number | OT-2026-000006280 · never reused |
|---|---|
| Internal UUID | 01a0a955-636e-78dd-b8a8-2dc95c3c9821 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:29:00.657406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006280 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdbb738ad4094e3c80f4068652fd7f74003414e546f19a3f4bc71ba1918e6186 |
|---|---|
| Markdown | 646c6a28873211e0305ff886fe379ac7f2f38c551a5032aea7f9a9249d6096c9 |
| Publication page | 443b24ef28835f622a7779e270911b34d12f46540dbfa4f029fa6421bba7c392 |
| Manifest | bf6e3caa9c4ed6f5d7f10c5f3094fe1b16cd6196b52ed340f4540d01b008ae03 |
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 | jZL02tdl3iOmUn36U3AOf5/+XhuT//aQMg4To3fP7Bk5S0QEH9WprYgbpSBXMrFi4ycQrMPzyiW8bI+gNRBqBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:30:06.373281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006280observed 443b24ef28835f622a7779e270911b34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:06.237032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006280/manifest.jsonobserved bf6e3caa9c4ed6f5d7f10c5f3094fe1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:06.220788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006280/publication.mdobserved 646c6a28873211e0305ff886fe379ac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:06.206530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006280/publication.txtobserved bdbb738ad4094e3c80f4068652fd7f74...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. |
|---|