OT-2026-000006463
Publication integrity record
Porous face vacuum gripper, two stage ejector, contact triggered, vented before 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-2026-000006463) never changes.
Identity and time
| Publication number | OT-2026-000006463 · never reused |
|---|---|
| Internal UUID | 01a0a95c-23d9-7cce-8a9f-afaa5c0e8fdd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:36:23.133407Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006463 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0063a44cf7c1767e3cae33cb3ca480aa82a064eda78ca4640f7db7577bd1ff7 |
|---|---|
| Markdown | 60afef85967493b5d841cc82cc1a353a7f02cfb617306283e00e3820989829c8 |
| Publication page | dac2c47179ae97088ae83952850ff1a59140e769147cc48c2295b69654c59ea0 |
| Manifest | 474ead39b518f46ec31ae69d6d0ab5f19b741c301a61c08bf8bf9968ddd92974 |
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 | yStXiOUWawzKJjSeHMBGid48/Gt+LY2eOxpFNBw/v1HoTwtV1Cw0VfyIZrGMJkTDVmqVz5C9/8tPHFqFw5EnBw== |
| 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
| 2026-09-16T08:40:14.711020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006463observed dac2c47179ae97088ae83952850ff1a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:14.698641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006463/manifest.jsonobserved 474ead39b518f46ec31ae69d6d0ab5f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:14.682684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006463/publication.mdobserved 60afef85967493b5d841cc82cc1a353a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:14.670184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006463/publication.txtobserved b0063a44cf7c1767e3cae33cb3ca480a...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. |
|---|