OT-2026-000052489
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000052489) never changes.
Identity and time
| Publication number | OT-2026-000052489 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-73af-a312-de8836fef29d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052489 |
| Status | PUBLIC |
Content hashes
| Canonical text | 008097e33ce0d7e986b9e7afd5a95a3606770ee421a5683666d766ea46112aff |
|---|---|
| Markdown | c7c8f05ec3a5007cf45ce8df04111c6d2ce39eaba06e757772a439faf84637b0 |
| Publication page | 2906a54ab26e5c462d991d6ccd43f508d642e22ce81dcae4fc6838e313becc3a |
| Manifest | 925e1d103e806b02d1ec1081651c707e5f618a1378954bb1005f6201c450b44b |
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 | vPVKSMgn48QSMa8fX0Bt5LW49b+K8ksmGxmUm0AjZ57pR9dUGomSWAVAMPYWVpqdX+6bgj2hLHMItgp6/iNDDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:07.419591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052489observed 2906a54ab26e5c462d991d6ccd43f508...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:07.402656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052489/manifest.jsonobserved 925e1d103e806b02d1ec1081651c707e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.385454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052489/publication.mdobserved c7c8f05ec3a5007cf45ce8df04111c6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.365323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052489/publication.txtobserved 008097e33ce0d7e986b9e7afd5a95a36...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. |
|---|