OT-2026-000092402
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000092402) never changes.
Identity and time
| Publication number | OT-2026-000092402 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-b5fc-785e-892f-49273be81419 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:06:06.506600Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000092402 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18c0a4c239ec2293d41e80741e1e48200f27fec9ba8dc1f5ef2c5ac65e6df503 |
|---|---|
| Markdown | f67042e3077251cf7121bc7b16e020fcf8d0a3a1f7e5755a64252888903f6115 |
| Publication page | ed4994d6f7e8db007333d87461195e194368695b8f986ab7df9d6c15c8075811 |
| Manifest | 338b774f77f0f05047d49f13387b1c3e03ebd172b0bec838f1d09f0014754c53 |
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 | rNA/oo6hcK9i6QiNs8YID+TjbVCO3WDMTjoXpucmFq5xwmaETWNBp7gM8BEme+IqKCTmMW08zvllrNQiAXn+CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-22T00:41:55.800364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402observed ed4994d6f7e8db007333d87461195e19...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T00:41:55.744285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402/manifest.jsonobserved 338b774f77f0f05047d49f13387b1c3e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T00:41:55.611472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402/publication.mdobserved f67042e3077251cf7121bc7b16e020fc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T00:41:55.504009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402/publication.txtobserved 18c0a4c239ec2293d41e80741e1e4820...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:59.166976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402observed ed4994d6f7e8db007333d87461195e19...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:59.088721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402/manifest.jsonobserved 338b774f77f0f05047d49f13387b1c3e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:59.002654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402/publication.mdobserved f67042e3077251cf7121bc7b16e020fc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:58.816854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000092402/publication.txtobserved 18c0a4c239ec2293d41e80741e1e4820...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|