OT-2026-000012002
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000012002) never changes.
Identity and time
| Publication number | OT-2026-000012002 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-7bbb-a012-48b1d80a7225 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012002 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00359c35107b098ee8ebfd5f5212cbea3271bf4b076123bc439961d2519aa5a2 |
|---|---|
| Markdown | 0a6ee6608a1a1940840a3888197a0a878bf52d431fd375aecde19b8f552eb7d6 |
| Publication page | 88c7f86e13d0458a4ab8691e43968ae45b25790c71495641b0118ae1044964a7 |
| Manifest | 807eb7838cd8c56b78ec58e70b005848847ad0b38ced89d21d4528ad056892df |
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 | oyBSxGtUPHMOYlG5YANkZqLAwPAWqrQWBDcyqpJMSWpu1UJ+9nwDf4muU/rMMTZFPHQqb/OgKGJL+PRdUR2wBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-30T00:41:25.173044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002observed 88c7f86e13d0458a4ab8691e43968ae4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T00:41:25.118578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002/manifest.jsonobserved 807eb7838cd8c56b78ec58e70b005848...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:25.068552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002/publication.mdobserved 0a6ee6608a1a1940840a3888197a0a87...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:25.008678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002/publication.txtobserved 00359c35107b098ee8ebfd5f5212cbea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:41:07.812920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002observed 88c7f86e13d0458a4ab8691e43968ae4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:41:07.734943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002/manifest.jsonobserved 807eb7838cd8c56b78ec58e70b005848...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:41:07.653879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002/publication.mdobserved 0a6ee6608a1a1940840a3888197a0a87...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T16:41:07.571052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012002/publication.txtobserved 00359c35107b098ee8ebfd5f5212cbea...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 |
|---|