OT-2026-000007315
Publication integrity record
Porous face vacuum gripper, four zone face, ejector fed, contact triggered, vented 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-2026-000007315) never changes.
Identity and time
| Publication number | OT-2026-000007315 · never reused |
|---|---|
| Internal UUID | 01a0a97a-613b-7395-b5b2-adb369e835aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:09:24.927012Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007315 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f5b58b5a26ec01a7bc121ed904f50d3d70d929237dca421a7a1477c3ccd14fc |
|---|---|
| Markdown | e6e3d4129e831f64badd8d52d507835b82e49c4783b53b382015dd0faf3fac10 |
| Publication page | 5a4a7feefec2732dca73be3ce3630bf96dd0e17ca8762282bf0af52349e935e5 |
| Manifest | 30b4fc6ff4f04f6de0b8ee74bd65eaa886298b6988f9e38648f6899f8205c663 |
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 | 1sBFs9mdrGz5ncpCnE86t2f+la8MD0o43dLoqAT9fbhUH7SIKZYpsW+2EOwSk1PdLfqsLzzhCO7/5RTYwykeAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T12:41:56.581729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315observed 5a4a7feefec2732dca73be3ce3630bf9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T12:41:56.442903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315/manifest.jsonobserved 30b4fc6ff4f04f6de0b8ee74bd65eaa8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T12:41:56.249944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315/publication.mdobserved e6e3d4129e831f64badd8d52d507835b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T12:41:55.983463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315/publication.txtobserved 5f5b58b5a26ec01a7bc121ed904f50d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.728999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315observed 5a4a7feefec2732dca73be3ce3630bf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.717295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315/manifest.jsonobserved 30b4fc6ff4f04f6de0b8ee74bd65eaa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.705851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315/publication.mdobserved e6e3d4129e831f64badd8d52d507835b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:04.693530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007315/publication.txtobserved 5f5b58b5a26ec01a7bc121ed904f50d3...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. |
|---|